101 | A period 5 oscillator that was found in August 1994. | 101.rle | 23/3 | 64 | 18x12 | |

104P177 | A period 177 oscillator discovered by Karel Suhajda in June 2007 | 104p177.rle | 23/3 | 104 | 46x46 | |

104P177_synth | A 24-glider synthesis of 104P177 | 104p177_synth.rle | 23/3 | 312 | 167x88 | |

104P177 reactions | Some reactions involving a glider and 105P177 | 104p177reactions.rle | 23/3 | 819 | 377x173 | |

104P25 | A period-25 oscillator | 104p25.rle | 23/3 | 104 | 38x23 | |

105P25 | A period-25 oscillator | 105p25.rle | 23/3 | 105 | 34x23 | |

106P135 | The smallest known period-135 oscillator. | 106p135.rle | 23/3 | 106 | 54x29 | |

10-cell infinite growth | A 10-cell infinite growth pattern found in 1997. No pattern with fe | 10cellinfinitegro... | 23/3 | 10 | 8x6 | |

10-engine Cordership | A c/12 period 96 diagonal Cordership that uses 10 switch engines, which was t... | 10enginecordershi... | 23/3 | 212 | 88x88 | |

110P62 | The smallest known period-62 oscillator. | 110p62.rle | 23/3 | 110 | 41x26 | |

112P15 | http://conwaylife.com/wiki/112P15 | 112p15.rle | 23/3 | 112 | 25x25 | |

112P15_synth | Glider synthesis of 112P15 | 112p15_synth.rle | 23/3 | 536 | 258x81 | |

112P51 | The first true period 51 oscillator found. Discovered in March 2009. | 112p51.rle | 23/3 | 112 | 37x37 | |

112P51_synth | A 76-glider synthesis of 112P51 | 112p51_synth.rle | 23/3 | 380 | 187x187 | |

112P51 extended | An extension of the period 51 oscillator 112P51. | 112p51extended.rle | 23/3 | 440 | 64x64 | |

114P6H1V0 | A period 6 orthogonal spaceship with speed c/6 found in October 2008. | 114p6h1v0.rle | 23/3 | 114 | 16x32 | |

114P6H1V0 pushalong | A pushalong for the c/6 orthogonal period 6 spaceship 114P6H1V0. | 114p6h1v0pushalon... | 23/3 | 158 | 30x43 | |

114P6H1V0 pushalongs | Pushalongs for the c/6 orthogonal period 6 spaceship 114P6H1V0. | 114p6h1v0pushalon... | 23/3 | 494 | 63x60 | |

114p84 | The smallest known period-84 oscillator. | 114p84.rle | 23/3 | 114 | 23x26 | |

117P18 | The first period 18 oscillator to be found. Found no later than May | 117p18.rle | 23/3 | 117 | 39x30 | |

117P9H3V0 | The first known period 9 spaceship | 117p9h3v0.rle | 23/3 | 117 | 17x29 | |

119P4H1V0 | The first c/4 orthogonal spaceship to be discovered | 119p4h1v0.rle | 23/3 | 119 | 35x19 | |

119P4H1V0 tagalong | A tagalong for 119P4H1V0 | 119p4h1v0tagalong... | 23/3 | 144 | 44x19 | |

122p80.1 | The smallest known period-80 oscillator. | 122p801.rle | 23/3 | 122 | 45x41 | |

1-2-3 | A period 3 oscillator that was found in August 1972. | 123.rle | 23/3 | 26 | 10x9 | |

1-2-3-4 | A period 4 oscillator. | 1234.rle | 23/3 | 28 | 11x11 | |

1-2-3-4_synth | Glider syntheses of 1-2-3-4. | 1234_synth.rle | 23/3 | 804 | 158x120 | |

123_synth | Glider synthesis of 1-2-3 | 123_synth.rle | 23/3 | 950 | 611x273 | |

123P27.1 | The first period 27 oscillator to be found. Found on November 12, 2002. | 123p271.rle | 23/3 | 123 | 20x22 | |

124P21 | The first period 21 oscillator to be found. Discovered on February | 124p21.rle | 23/3 | 124 | 36x25 | |

124P37 | The first period 37 oscillator to be found. Discovered in April 2009. | 124p37.rle | 23/3 | 124 | 37x37 | |

126P3H1V0 | The basis of 117P9H3V0 | 126p3h1v0.rle | 23/3 | 126 | 17x33 | |

126p78.1 | The smallest known period-78 oscillator. | 126p781.rle | 23/3 | 126 | 23x34 | |

128P10.2 | http://conwaylife.com/wiki/128P10.2 | 128p102.rle | 23/3 | 128 | 35x35 | |

128P13.1 | A period 13 oscillator that is a variant on 34P13.1. | 128p13.1.rle | 23/3 | 136 | 32x32 | |

132P37 | The second unique p37 oscillator to be found. | 132p37.rle | 23/3 | 132 | 47x47 | |

134P25 | The first period 25 oscillator to be found. Found on September 23, | 134p25.rle | 23/3 | 134 | 35x23 | |

134P39.1 | The first period 39 oscillator to be found. Discovered on July 24, | 134p39.1.rle | 23/3 | 134 | 25x29 | |

13-engine Cordership | The first c/12 diagonal spaceship to be found | 13enginecordershi... | 23/3 | 324 | 97x98 | |

144P24 | One of the first period 24 oscillators to be found. Discovered on November 20... | 144p24.rle | 23/3 | 144 | 25x35 | |

145P20 | An unnamed period 20 oscillator. Found on March 22, 1995. | 145p20.rle | 23/3 | 145 | 28x21 | |

151P3H1V0 | A non-monotonic c/3 spaceship based on 233P3H1V0 | 151p3h1v0.rle | 23/3 | 151 | 33x21 | |

160P10H2V0 | The first period-10, c/5 orthogonal spaceship to be discovered | 160p10h2v0.rle | 23/3 | 160 | 19x37 | |

168P22.1 | The first period 22 oscillator to be found. Found on April 17, 1997. | 168p22.1.rle | 23/3 | 168 | 33x23 | |

17c/45_Reaction | A reaction between a pi-heptomino and a blinker in which the pi moves forward... | 17c45reaction.rle | 23/3 | 11 | 16x5 | |

17columnheavyweightvolcano | 17columnheavyweig... | 23/3 | 122 | 16x24 | ||

186P24 | One of the first period 24 oscillators to be found. Discovered in 1994. | 186p24.rle | 23/3 | 186 | 58x26 | |

18P2.471 | A period 2 oscillator with the same rotor as the beacon. | 18p2.471.rle | 23/3 | 18 | 7x7 | |

1 beacon | Approximately the 32nd-most common oscillator. | 1beacon.rle | 23/3 | 18 | 7x7 | |

1 beacon_synth | A 10-glider synthesis of 1 beacon | 1beacon_synth.rle | 23/3 | 68 | 35x30 | |

1xN quadratic growth | The first quadratic growth pattern to fit into a 1xN bounding box, found by S... | 1xnquadraticgrowt... | 23/3 | 12599 | 1013783x1 | |

20P2 | The 34th most common oscillator. | 20p2.rle | 23/3 | 21 | 8x11 | |

21P2 | The 38th most common oscillator. | 21p2.rle | 23/3 | 16 | 7x7 | |

21P2_synth | An 11-glider synthesis of a 16-bit period 2 oscillator | 21p2_synth.rle | 23/3 | 71 | 41x27 | |

22P2 | A period 2 oscillator. | 22p2.rle | 23/3 | 20 | 7x8 | |

22P36 | A period 36 oscillator, discovered on January 29, 1995. | 22p36.rle | 23/3 | 22 | 14x18 | |

22P36_synth | A 9-glider synthesis of 22P36 | 22p36_synth.rle | 23/3 | 109 | 134x28 | |

23334M | A methuselah with lifespan 23334 found on February 20, 2005. | 23334m.rle | 23/3 | 12 | 5x8 | |

233P3H1V0 | The first non-monotonic period 3 spaceship to be discovered | 233p3h1v0.rle | 23/3 | 233 | 31x36 | |

(23,5)c/79 Herschel climber | http://conwaylife.com/wiki/(23,5)c/79_Herschel_climber | 235c79climber.rle | 23/3 | 55 | 59x98 | |

23P2 | A period 2 oscillator. | 23p2.rle | 23/3 | 17 | 7x8 | |

23P2_synth | Glider synthesis of 23P2 | 23p2_synth.rle | 23/3 | 299 | 156x50 | |

24-cell quadratic growth | It had been the smallest known pattern, that exhibits quadratic population | 24cellquadraticgr... | 23/3 | 24 | 39786x143 | |

24P10 | the smallest known period-10 oscillator | 24p10.rle | 23/3 | 24 | 13x9 | |

24P2 | A period 2 oscillator. | 24p2.rle | 23/3 | 18 | 8x7 | |

258p3 | 258p3.rle | 23/3 | 258 | 28x25 | ||

158P3 on Achim's p11 | The first known non-trivial period 33 oscillator | 258p3onachimsp11.rle | 23/3 | 330 | 49x31 | |

25-cell quadratic growth | It had been the smallest known pattern, that exhibits quadratic population | 25cellquadraticgr... | 23/3 | 25 | 21372x172 | |

25P3H1V0.1 | A c/3 orthogonal period 3 spaceship with a minimum of 25 cells -- the lowest | 25p3h1v0.1.rle | 23/3 | 25 | 16x8 | |

25p3h1v0.1_synth.rle | Original synthesis method found January 6, 2015 by Martin Grant. | 25p3h1v0.1_synth.rle | 23/3 | 773 | 374x494 | |

25P3H1V0.2 | A c/3 orthogonal period 3 spaceship with 25 cells in each generatio | 25p3h1v0.2.rle | 23/3 | 25 | 16x5 | |

25p3h1v0.2_synth.rle | Original synthesis method found January 6, 2015 by Martin Grant. | 25p3h1v0.2_synth.rle | 23/3 | 773 | 374x494 | |

26-cell quadratic growth | A 26-cell pattern that exhibits quadratic growth (the smallest known such pat... | 26cellquadraticgr... | 23/3 | 26 | 16193x15089 | |

26P2 | The 55th most common oscillator. | 26p2.rle | 23/3 | 20 | 8x7 | |

26P40 | A period 40 oscillator, discovered in March or April, 2009. | 26p40.rle | 23/3 | 26 | 17x14 | |

(27,1)c/72 Herschel climber | http://conwaylife.com/wiki/(27,1)c/72_Herschel_climber | 271c72climber.rle | 23/3 | 108 | 115x125 | |

274P6H1V0 | The first c/6 orthogonal spaceship to be discovered that does not | 274p6h1v0.rle | 23/3 | 274 | 58x19 | |

28p7.1_synth | Glider synthesis of 28P7.1 | 28p7.1_synth.rle | 23/3 | 932 | 711x238 | |

28P7.2 | A period 7 oscillator that is tied with burloaferimeter and 28P7.1 | 28p7.2.rle | 23/3 | 28 | 12x11 | |

28P7.2_synth | A 22-glider synthesis of 28P7.2, found in September, 2000 | 28p7.2_synth.rle | 23/3 | 140 | 87x83 | |

28P7.1 | An unnamed period 7 oscillator that is tied as the smallest known. | 28p71.rle | 23/3 | 28 | 13x9 | |

295P5H1V1 | The first c/5 diagonal spaceship to be found. Has period 5. Discovered on Nov... | 295p5h1v1.rle | 23/3 | 295 | 52x52 | |

29-bit still life #1 | The most common 29-bit still life in B3/S23/C1 on Catagolue. | 29bitstilllifeno1... | 23/3 | 29 | 8x10 | |

29-1.rle | 29bitstilllifeno1... | 23/3 | 30 | 52x43 | ||

29P9 | The smallest known period 9 oscillator | 29p9.rle | 23/3 | 29 | 10x10 | |

29P9_synth | Glider synthesis of 29P9 | 29p9_synth.rle | 23/3 | 584 | 292x42 | |

2c/5 ladders | Some 2c/5 ladders for the Life without death rule, found in 2000. | 2c5ladders.rle | 012345678/3 | 1894 | 13x274 | |

2c/5 puffer 1 | 2c/5 glide-reflective dirty puffer, discovered 29 February 1999 | 2c5puffer1.rle | 23/3 | 384 | 112x75 | |

2-engine Cordership | The smallest known Cordership. | 2enginecordership... | 23/3 | 100 | 41x49 | |

2enginecordership_synth | 9-glider synthesis of the 2-engine Cordership | 2enginecordership... | 23/3 | 45 | 175x167 | |

2 fumaroles | A period 10 oscillator that is a non-trivial combination of two fumaroles and... | 2fumaroles.rle | 23/3 | 43 | 15x12 | |

2x12 infinite growth | The only pattern that fits in a 2x12 box that exhibits infinite gro | 2x12infinitegrowt... | 23/3 | 17 | 12x2 | |

2x2 10-cell still lifes | All 126 still lifes in the 2x2 (125/36) rule. | 2x210cellstilllif... | 125/36 | 1260 | 222x50 | |

2x2 2-cell still lifes | All 2-cell still lifes in the 2x2 (125/36) rule. | 2x22cellstilllife... | 125/36 | 4 | 5x2 | |

2x2 3-cell still lifes | All 3-cell still lifes in the 2x2 (125/36) rule. | 2x23cellstilllife... | 125/36 | 3 | 3x3 | |

2x2 4-cell still lifes | All 4-cell still lifes in the 2x2 (125/36) rule. | 2x24cellstilllife... | 125/36 | 12 | 14x4 | |

2x2 5-cell still lifes | All 5-cell still lifes in the 2x2 (125/36) rule. | 2x25cellstilllife... | 125/36 | 20 | 22x5 | |

2x2 6-cell still lifes | All 9 6-cell still lifes in the 2x2 (125/36) rule. | 2x26cellstilllife... | 125/36 | 54 | 58x6 | |

2x2 7-cell still lifes | All 10 7-cell still lifes in the 2x2 (125/36) rule. | 2x27cellstilllife... | 125/36 | 70 | 36x15 | |

2x2 8-cell still lifes | All 27 8-cell still lifes in the 2x2 (125/36) rule. | 2x28cellstilllife... | 125/36 | 216 | 111x17 | |

2x2 9-cell still lifes | All 48 9-cell still lifes in the 2x2 (125/36) rule. | 2x29cellstilllife... | 125/36 | 432 | 229x17 | |

2x2 block oscillators | Some block oscillators in the 2x2 rule. | 2x2blockoscillato... | 125/36 | 40 | 26x2 | |

2x2 glider | A diagonal c/8 glider in the 2x2 (125/36) rule. | 2x2glider.rle | 125/36 | 6 | 5x4 | |

2x2 line puffer | The first known pattern to exhibit infinite growth in 2x2. | 2x2linepuffer.rle | 125/36 | 9 | 5x9 | |

2x2 oscillators | A stamp collection of oscillators in the 2x2 (125/36) rule. | 2x2oscillators.rle | 125/36 | 4039 | 277x175 | |

2x2 period 2 oscillators | A collection of period 2 oscillators in the 2x2 (125/36) rule. | 2x2period2oscilla... | 125/36 | 132 | 51x16 | |

2x2 still lifes | Some common still lifes in the 2x2 (125/36) rule. | 2x2stills.rle | 125/36 | 80 | 38x12 | |

30P4H2V0.4 | http://conwaylife.com/wiki/30P4H2V0.4 | 30p4h2v04.rle | 23/3 | 30 | 14x9 | |

30P4H2V0.4 glider synthesis | synthesis found on 10 September 2015 | 30p4h2v04_synth.rle | 23/3 | 1475 | 757x100 | |

30P5H2V0 | An orthogonal spaceship with period 5. The smallest known 2c/5 spac | 30p5h2v0.rle | 23/3 | 30 | 13x11 | |

30P5H2V0 Synthesis | 65-glider synthesis 30P5H2V0 | 30p5h2v0_synth.rle | 23/3 | 1193 | 1386x338 | |

31c/240 reaction | A reaction consisting of Herschels climbing blocks, used by some spaceships, ... | 31c240reaction.rle | 23/3 | 11 | 10x26 | |

31P8H4V0 | http://conwaylife.com/wiki/31P8H4V0 | 31p8h4v0.rle | 23/3 | 31 | 11x11 | |

339P7H1V0 | The second known c/7 spaceship, found by Matthias Merzenich in February 2017. | 339p7h1v0.rle | 23/3 | 339 | 17x96 | |

(34,7)c/156 Herschel climber | http://conwaylife.com/wiki/(34,7)c/156_Herschel_climber | 347c156climber.rle | 23/3 | 44 | 303x60 | |

34P13 | The smallest known period 13 oscillator. | 34p13.rle | 23/3 | 34 | 16x16 | |

34P64 | A period-64 oscillator discovered on 30 Oct 2010 using Nicolay | 34p64.rle | 23/3 | 34 | 21x21 | |

35201M | http://conwaylife.com/wiki/35201M | 35201m.rle | 23/3 | 183 | 20x20 | |

35P52 | With a minimum population of 35 cells it is the smallest period 52 | 35p52.rle | 23/3 | 35 | 17x17 | |

35P52_synth | A 17-glider synthesis of 35P52 | 35p52_synth.rle | 23/3 | 120 | 94x79 | |

36P22 | The smallest known period 22 oscillator. | 36p22.rle | 23/3 | 36 | 27x10 | |

36P22_synth | A 12-glider synthesis of 36P22 | 36p22_synth.rle | 23/3 | 96 | 68x32 | |

37P10.1 | The smallest known non-trivial period-10 oscillator in terms of | 37p10.1.rle | 23/3 | 37 | 13x10 | |

37P10.2 | A small period-10 oscillator related to 37P10.1 | 37p10.2.rle | 23/3 | 37 | 13x13 | |

37P4H1V0 | http://conwaylife.com/wiki/37P4H1V0 | 37p4h1v0.rle | 23/3 | 37 | 19x12 | |

37P7.1 | A small period 7 sparker discovered in October, 2005 | 37p7.1.rle | 23/3 | 37 | 12x10 | |

38P11.1 | The first period 11 oscillator to be found, and still the smallest | 38p111.rle | 23/3 | 38 | 12x12 | |

38P24 | A period-24 oscillator found on 17 Oct 2002 using Gabriel Nivasch's | 38p24.rle | 23/3 | 38 | 20x20 | |

38P7.2 | A period 7 oscillator discovered on February 17, 2009 | 38p7.2.rle | 23/3 | 38 | 13x11 | |

38P7.2_synth | Glider synthesis of 38P7.2 | 38p7.2_synth.rle | 23/3 | 224 | 175x37 | |

38P7.3 | An alternate form of 38P7.2 | 38p7.3.rle | 23/3 | 38 | 13x13 | |

3c/10 pi wave | http://conwaylife.com/wiki/3c/10_pi_wave | 3c10piwave.rle | 23/3 | 132 | 45x29 | |

3c/14 pi wave | http://conwaylife.com/wiki/3c/14_pi_wave | 3c14piwave.rle | 23/3 | 90 | 39x39 | |

3c/7 wave | http://conwaylife.com/wiki/3c/7_wave | 3c7wave.rle | 23/3 | 168 | 63x9 | |

3-engine Cordership | A diagonal c/12 period 96 3-engine Cordership found on January 12, 2004. | 3enginecordership... | 23/3 | 149 | 58x65 | |

3-engine Cordership_synth | Glider synthesis of 3-engine Cordership. | 3enginecordership... | 23/3 | 75 | 98x106 | |

3-engine Cordership eater | An eater for the 3-engine Cordership. | 3enginecordership... | 23/3 | 222 | 89x97 | |

3-engine Cordership gun | A gun that fires 3-engine Corderships. | 3enginecordership... | 23/3 | 1812 | 279x258 | |

3-engine Cordership LWSS reflection | A 3-engine Cordership reflecting a lightweight spaceship by 90 degr | 3enginecordership... | 23/3 | 161 | 63x68 | |

3-engine Cordership rake | A period 240 c/2 orthogonal 3-engine Cordership rake created on Jan | 3enginecordership... | 23/3 | 3685 | 461x424 | |

400P49 | A small period 49 oscillator based off of Noam Elkies' reflector te | 400p49.rle | 23/3 | 400 | 65x65 | |

41P7.2 | A period 7 oscillator with an isolated two-bit spark | 41p7.2.rle | 23/3 | 41 | 13x14 | |

42P10.1 | The first period 10 oscillator to be found. Found no later than 1976. | 42p101.rle | 23/3 | 42 | 13x13 | |

43P18 | The smallest known period 18 oscillator. | 43p18.rle | 23/3 | 43 | 20x15 | |

43P18_synth | A 16-glider synthesis of 43P18 | 43p18_synth.rle | 23/3 | 411 | 120x81 | |

440P49.1 | The first period 49 oscillator to be discovered. Found on August 1, | 440p49.1.rle | 23/3 | 440 | 65x65 | |

44P12.2 | http://conwaylife.com/wiki/44P12.2 | 44p122.rle | 23/3 | 44 | 14x14 | |

44P5H2V0 | The first 2c/5 spaceship to be discovered | 44p5h2v0.rle | 23/3 | 44 | 15x11 | |

44P5H2V0 | The first 2c/5 orthogonal spaceship, discovered on July 23, 1991 | 44p5h2v0tagalongs... | 23/3 | 301 | 66x35 | |

44P7.2 | A period 7 oscillator that supplies two accessible domino sparks, discovered ... | 44p7.2.rle | 23/3 | 44 | 16x16 | |

45 hivenudgers | All 45 distinct period 4 c/2 orthogonal hivenudger spaceships. | 45hivenudgers.rle | 23/3 | 2250 | 155x116 | |

46P22 | A period 22 oscillator discovered on September 8, 2005 | 46p22.rle | 23/3 | 46 | 17x16 | |

46P4H1V0 | The smallest known c/4 orthogonal spaceship. Has period 4. | 46p4h1v0.rle | 23/3 | 46 | 19x10 | |

47P72 | The first period 72 oscillator to be discovered. Found in July 1990 | 47p72.rle | 23/3 | 47 | 30x15 | |

47P72_synth | Glider synthesis of 47P72, a period 72 oscillator | 47p72_synth.rle | 23/3 | 391 | 150x90 | |

4-8-12_diamond | A pure glider generator. | 4812diamond.rle | 23/3 | 36 | 12x9 | |

48P20 | A period-20 oscillator found in 2008 | 48p20.rle | 23/3 | 48 | 15x15 | |

48P22 | A period 22 oscillator discovered on March 4, 2009 | 48p22.rle | 23/3 | 48 | 16x16 | |

48P22.1 | http://conwaylife.com/wiki/48P22.1 | 48p221.rle | 23/3 | 48 | 16x16 | |

48P31 | The first known period-31 oscillator | 48p31.rle | 23/3 | 48 | 24x13 | |

49P88 | A small non-trivial period 88 oscillator, discovered on September 1 | 49p88.rle | 23/3 | 49 | 27x25 | |

49P88_synth | A 16-glider synthesis of 49P88 | 49p88_synth.rle | 23/3 | 355 | 117x81 | |

4 boats | A period 2 oscillator made up of 4 boats. | 4boats.rle | 23/3 | 20 | 8x8 | |

Four boats_synth | Glider synthesis of four boats (aka. hourglass). | 4boats_synth.rle | 23/3 | 362 | 116x104 | |

4c/13 ladders | Some 4c/13 ladders that were discovered in 2000 for the Life withou | 4c13ladders.rle | 012345678/3 | 6374 | 52x507 | |

4c/9 ladders | Several related 4c/9 ladders for the Life without death rule, found | 4c9ladders.rle | 012345678/3 | 1899 | 20x258 | |

4-engine Cordership | A 4-engine c/12 period 96 diagonal Cordership found on July 9, 2005. | 4enginecordership... | 23/3 | 134 | 76x76 | |

4-engine Cordership synth | 14-glider recipe for 4-engine Cordership, minimum population 134 | 4enginecordership... | 23/3 | 70 | 131x131 | |

4-engine Cordership v2 | A diagonal period 96 c/12 four-engine Cordership found on July 9, 2005. | 4enginecordership... | 23/3 | 136 | 77x74 | |

50P35 | A period 35 oscillator. | 50p35.rle | 23/3 | 50 | 33x21 | |

50P35_synth | Glider synthesis of 50P35 | 50p35_synth.rle | 23/3 | 308 | 218x69 | |

54P17.1 | The first period 17 oscillator to be found. Discovered on April 27, | 54p171.rle | 23/3 | 54 | 15x13 | |

56P18 | A period-18 oscillator found on 16 Oct 2002 using Gabriel Nivasch's | 56p18.rle | 23/3 | 56 | 29x29 | |

56P27 | A period-27 oscillator discovered in May, 2010 | 56p27.rle | 23/3 | 56 | 30x30 | |

56P6H1V0 | Period 6 c/6 orthogonal spaceship. Discovered in May 2009. | 56p6h1v0.rle | 23/3 | 56 | 26x12 | |

58P5H1V1 | The smallest known c/5 diagonal spaceship | 58p5h1v1.rle | 23/3 | 58 | 23x23 | |

5blink | http://conwaylife.com/wiki/5blink | 5blink.rle | 23/3 | 28 | 13x9 | |

5-engine Cordership | A diagonal c/12 period 96 Cordership found on June 5, 2005. | 5enginecordership... | 23/3 | 210 | 104x75 | |

5-engine Cordership synth | 18-glider synthesis of the 5-engine Cordership. | 5enginecordership... | 23/3 | 90 | 162x158 | |

5x5 infinite growth | The only pattern that fits in a 5x5 box that exhibits infinite grow | 5x5infinitegrowth... | 23/3 | 13 | 5x5 | |

600P6H1V0 | A c/6 orthogonal period 6 spaceship, found in January 2016. | 600p6h1v0.rle | 23/3 | 600 | 19x146 | |

60P13.1 | A period 13 oscillator that is a variant of 34P13.1. | 60p13.1.rle | 23/3 | 60 | 25x25 | |

60P33 | A reduced stabilization of Jason Summers' period-33 engine | 60p33.rle | 23/3 | 60 | 30x24 | |

60P3H1V0.3 | A period 3 orthogonal c/3 spaceship. | 60p3h1v0.3.rle | 23/3 | 60 | 33x8 | |

60P3H1V0.3 reactions | Various reactions involving orthogonal spaceships colliding into a | 60p3h1v0.3reactio... | 23/3 | 386 | 185x43 | |

60P3H1V0.3 interactions | Some reactions in which XWSSes collide into the back of a 60P3H1V0.3 | 60p3h1v03reaction... | 23/3 | 386 | 185x43 | |

60P5H2V0 | A period 5 2c/5 orthogonal spaceship found in 1996. | 60p5h2v0.rle | 23/3 | 60 | 19x11 | |

60P5H2V0_synth | Glider synthesis of 60P5H2V0. | 60p5h2v0_synth.rle | 23/3 | 315 | 179x173 | |

60P5H2V0 eater | Two eater 2s used to eat a 60P5H2V0. | 60p5h2v0eater.rle | 23/3 | 98 | 33x26 | |

64P13.1 | A period 13 oscillator that is a variant of 34P13.1. | 64p13.1.rle | 23/3 | 64 | 17x31 | |

64P13.2 | A period 13 oscillator that is a variant of 34P13.1. | 64p13.2.rle | 23/3 | 64 | 19x31 | |

64P2H1V0 | The smallest period 2 spaceship, discovered on July 28, 1989. Has speed c/2. | 64p2h1v0.rle | 23/3 | 64 | 31x8 | |

65P13.1 | The first period 13 oscillator to be found. Found in 1976. | 65p131.rle | 23/3 | 65 | 25x15 | |

65p131_synth | Glider synthesis of 65P13.3 | 65p131_synth.rle | 23/3 | 2058 | 1634x294 | |

65P48 | The smallest known period-48 oscillator, found 13 September 2014 | 65p48.rle | 23/3 | 65 | 21x16 | |

67P5H1V1 | The smallest known c/5 diagonal spaceship. Has period 5. Found in July 2006. | 67p5h1v1.rle | 23/3 | 67 | 22x20 | |

68p321 | 68p321.rle | 23/3 | 68 | 19x19 | ||

68p321_synth.rle | Glider synthesis of 68p32.1, March 27th, 2016 | 68p321_synth.rle | 23/3 | 120 | 103x79 | |

69P48 | The smallest known period 48 oscillator | 69p48.rle | 23/3 | 69 | 19x15 | |

6 bits | http://conwaylife.com/wiki/6_bits | 6bits.rle | 23/3 | 49 | 40x23 | |

6-engine Cordership | A c/12 period 96 diagonal Cordership discovered in July 1998 that uses 6 swit... | 6enginecordership... | 23/3 | 185 | 66x61 | |

6-engine Cordership_synth | Glider synthesis of 6-engine Cordership. | 6enginecordership... | 23/3 | 185 | 301x293 | |

6-engine Cordership gun | A true period 784 gun that fires copies of the 6-engine Cordership. | 6enginecordership... | 23/3 | 24976 | 1285x1065 | |

6-engine Cordership v2 | A six-engine Cordership. | 6enginecordership... | 23/3 | 265 | 77x74 | |

6-in-a-row Cordership | http://conwaylife.com/wiki/6-in-a-row_Cordership | 6inarowcordership... | 23/3 | 250 | 95x99 | |

6-in-a-row Cordership synth | 21-glider synthesis of the 6-in-a-row Cordership. | 6inarowcordership... | 23/3 | 105 | 171x175 | |

Spaghetti monster | http://conwaylife.com/wiki/Spaghetti_monster | 702p7h3v0.rle | 23/3 | 747 | 27x137 | |

70P2H1V0.1 | A c/2 orthogonal spaceship | 70p2h1v01.rle | 23/3 | 80 | 12x21 | |

70P5H2V0 | The first known 2c/5 spaceship that was not based on 44P5H2V0 | 70p5h2v0.rle | 23/3 | 70 | 18x16 | |

71P17.1 | A variant of the first period 17 oscillator to be found. | 71p171.rle | 23/3 | 71 | 18x14 | |

7242x1quadraticgrowth | quadratic growth in 7242x1 | 7242x1quadraticgr... | 23/3 | 1267 | 7242x1 | |

72P6H2V0 | The smallest known period-6 c/3 orthogonal spaceship. | 72p6h2v0.rle | 23/3 | 72 | 25x14 | |

7468M | A methuselah with lifespan 7468 found on February 20, 2005. | 7468m.rle | 23/3 | 8 | 6x4 | |

74P8H2V0 | The smallest known period-8 c/4 orthogonal spaceship. | 74p8h2v0.rle | 23/3 | 74 | 15x21 | |

77p4h1v01 | 77P4H1V0.1 | 77p4h1v01.rle | 23/3 | 81 | 21x15 | |

77P6H1V1 | The smallest known c/6 diagonal spaceship; found in March, 2011 | 77p6h1v1.rle | 23/3 | 77 | 36x36 | |

77p77 | The smallest known period 77 oscillator. | 77p77.rle | 23/3 | 77 | 16x21 | |

78P70 | A small non-trivial period 70 oscillator, discovered on | 78p70.rle | 23/3 | 78 | 31x25 | |

7-engine Cordership | A diagonal period 96 c/12 Cordership that uses 7 switch engines, found on Aug... | 7enginecordership... | 23/3 | 180 | 71x65 | |

7-engine Cordership reflections | A c/12 period 96 diagonal 7-engine Cordership being used to reflect | 7enginecordership... | 23/3 | 200 | 78x86 | |

7-in-a-row Cordership | A Cordership that uses 7 switch engines. Found no later than 1998. | 7inarowcordership... | 23/3 | 289 | 114x113 | |

7-in-a-row Cordership_synth | Glider synthesis of the 7-in-a-row Cordership. | 7inarowcordership... | 23/3 | 240 | 250x184 | |

7-in-a-row Cordership eater | An 895-cell still life and eater for the 7-in-a-row Cordership. | 7inarowcordership... | 23/3 | 1260 | 420x428 | |

Lobster (spaceship) | http://conwaylife.com/wiki/Lobster_(spaceship) | 83p7h1v1.rle | 23/3 | 83 | 26x26 | |

84P87 | The smallest known period-87 oscillator. | 84p87.rle | 23/3 | 84 | 37x41 | |

86P5H1V1 | The second c/5 diagonal spaceship to be discovered | 86p5h1v1.rle | 23/3 | 86 | 23x23 | |

86P9H3V0 | A period 9 spaceship related to 117P9H3V0 | 86p9h3v0.rle | 23/3 | 86 | 37x13 | |

87p26 | The smallest known period 26 oscillator. | 87p26.rle | 23/3 | 87 | 17x16 | |

88P28 | A period 28 oscillator discovered on June 12, 2007 | 88p28.rle | 23/3 | 88 | 36x36 | |

8-engine Cordership | http://conwaylife.com/wiki/8-engine_Cordership | 8enginecordership... | 23/3 | 216 | 83x83 | |

92P33.1 | The smallest known period 33 oscillator as of April 2009. Found on | 92p331.rle | 23/3 | 92 | 34x30 | |

92p51 | The smallest known period 51 oscillator. | 92p51.rle | 23/3 | 92 | 24x23 | |

94P27.1 | The smallest known period 27 oscillator as of April 2009. Found in | 94p271.rle | 23/3 | 94 | 32x18 | |

98P25 | A period-25 oscillator | 98p25.rle | 23/3 | 98 | 38x23 | |

98P25_synth | A 71-glider synthesis of 98P25 | 98p25_synth.rle | 23/3 | 3037 | 200x360 | |

B29withgliders.rle | http://www.conwaylife.com/wiki/B29 | B29withgliders.rle | 23/3 | 102 | 55x16 | |

BTS | 19-bit still life that's used as a catalyst in non-Spartan Herschel conduits. | BTS.rle | 23/3 | 19 | 7x8 | |

H-to-C | XRLE Pos=-37,-19 | H-to-C.rle | 23/3 | 18570 | 1859x1919 | |

H-to-S-5G | XRLE Pos=0,-1 | H-to-S-5G.rle | 23/3 | 113 | 106x96 | |

Heisenburp | XRLE Pos=-612,-401 | Heisenburp.rle | 23/3 | 13410 | 2938x2598 | |

P1-pseudo-Heisenburp | XRLE Pos=-500,-290 | P1-pseudo-Heisenb... | 23/3 | 13410 | 2826x2487 | |

Achim's other p16 | http://conwaylife.com/wiki/Achim%27s_other_p16 | achimsotherp16.rle | 23/3 | 96 | 35x35 | |

Achim's p11 | A period 11 oscillator discovered on August 4, 1994 | achimsp11.rle | 23/3 | 72 | 22x22 | |

Achimsp11_synth | Glider synthesis of Achim's p11. | achimsp11_synth.rle | 23/3 | 982 | 173x218 | |

Achim's p144 | Period 144 oscillator found in 1994. | achimsp144.rle | 23/3 | 42 | 28x19 | |

Achim's p144_synth | Glider syntheses of Achim's p144. | achimsp144_synth.rle | 23/3 | 239 | 106x109 | |

Achim's p16 | A period 16 oscillator that was found in July 1994. | achimsp16.rle | 23/3 | 32 | 13x13 | |

Achim's p16_synth | Incremental synthesis by Mark Niemiec and direct synthesis by Jason | achimsp16_synth.rle | 23/3 | 508 | 203x67 | |

Achim's p4 | Period 4 oscillator found in 1988. | achimsp4.rle | 23/3 | 40 | 11x9 | |

Achim's p4_synth | 7-glider synthesis based on a predecessor by Lewis Patterson | achimsp4_synth.rle | 23/3 | 381 | 116x95 | |

Achim's p8 | Period 8 oscillator found in July 1994. | achimsp8.rle | 23/3 | 18 | 9x9 | |

achimsp8_synth | Glider synthesis of Achim's p8 | achimsp8_synth.rle | 23/3 | 45 | 63x58 | |

Acorn | A methuselah with lifespan 5206. | acorn.rle | 23/3 | 7 | 7x3 | |

Acorn_synth | Glider synthesis of an acorn. | acorn_synth.rle | 23/3 | 35 | 42x7 | |

A for all | A period 6 oscillator found in March 1993. | aforall.rle | 23/3 | 28 | 10x10 | |

A for all_synth | Glider syntheses of a for alls. | aforall_synth.rle | 23/3 | 207 | 98x97 | |

Aircraft carrier | A 6-cell still life that is the smallest still life with more than one island. | aircraftcarrier.rle | 23/3 | 6 | 4x3 | |

Aircraft carrier_synth | Glider syntheses of aircraft carriers. | aircraftcarrier_s... | 23/3 | 235 | 146x90 | |

Airforce | A period 7 oscillator in which the rotor consists of two copies of | airforce.rle | 23/3 | 42 | 14x15 | |

AK47 reaction | A reaction in which a honey farm predecessor catalysed by an eater | ak47reaction.rle | 23/3 | 23 | 10x12 | |

AK-94 | The smallest known true p94 gun, found in May 2013. | ak94.rle | 23/3 | 103 | 38x25 | |

AK-94 synthesis | 60-glider synthesis of AK-94, finished in July 2013. | ak94_synth.rle | 23/3 | 300 | 186x207 | |

Almost knightship | A pattern that is "almost" a period-6 knightship; only two cells | almostknightship.rle | 23/3 | 67 | 13x19 | |

Almosymmetric | A period 2 oscillator found in 1971. | almosymmetric.rle | 23/3 | 17 | 9x8 | |

Alternate eater 5 | An alternate form of eater 5 using a long hook with tail rather tha | alternateeater5.rle | 23/3 | 17 | 10x6 | |

Alternate_PD_on_snacker | An alternate form of pentadecathlon on snacker, with a smaller boun | alternatepentadec... | 23/3 | 52 | 20x15 | |

Alternate pi orbital | An alternate version of pi orbital using a period 12 sparker found | alternatepiorbita... | 23/3 | 275 | 63x61 | |

Alternate wickstretcher 1 | A slightly smaller form of wickstretcher 1 | alternatewickstre... | 23/3 | 146 | 38x20 | |

Amphisbaena | http://conwaylife.com/wiki/Amphisbaena | amphisbaena.rle | 23/3 | 11 | 7x5 | |

amphisbaena_synth | Glider synthesis of amphisbaena | amphisbaena_synth... | 23/3 | 71 | 64x17 | |

annotation-format-eater-salvos | Koenig annotation-format version of five-color MCell pattern | annotation-format... | 23/3 | 1599 | 645x399 | |

anteater1 | c/4 diagonal anteater: Nicolay Beluchenko, 29 July 2005 | anteater1.rle | 23/3 | 608 | 173x97 | |

anteater2 | c/4 double anteater: Nicolay Beluchenko, 29 July 2005 | anteater2.rle | 23/3 | 255 | 78x81 | |

anteater3 | c/4 anteater-related spaceships: Nicolay Beluchenko, 29 July 2005 | anteater3.rle | 23/3 | 775 | 162x116 | |

anteater4 | anteater-related double puffer: Nicolay Beluchenko, 29 July 2005 | anteater4.rle | 23/3 | 261 | 72x72 | |

anteater5 | c/4 anteater connected to puffer: Nicolay Beluchenko, 29 July 2005 | anteater5.rle | 23/3 | 326 | 50x143 | |

anteater6 | central glide-symmetric anteater element used as a tagalong | anteater6.rle | 23/3 | 452 | 174x51 | |

anteater7 | alternate anteaters connected to sparking ships using glide- | anteater7.rle | 23/3 | 637 | 200x94 | |

anteater8 | small anteater based on c/4 domino-spark ship | anteater8.rle | 23/3 | 137 | 24x62 | |

Ants | An orthogonal period 5 lightspeed wick. | ants.rle | 23/3 | 72 | 44x4 | |

Anvil | An induction coil. | anvil.rle | 23/3 | 13 | 7x4 | |

Asymmetric pre-pulsar spaceship | An asymmetric version of the period 30 orthogonal c/5 pre-pulsar spaceship, i... | apps.rle | 23/3 | 128 | 69x15 | |

Aries betwixt two blocks | The most common naturally-occurring 31-bit still life. | ariesbetwixttwobl... | 23/3 | 31 | 9x8 | |

31-1.rle | ariesbetwixttwobl... | 23/3 | 135 | 107x40 | ||

aVerage | A period 5 oscillator in which the average number of live rotor cells is five... | average.rle | 23/3 | 42 | 13x11 | |

B29 | A small c/4 diagonal spaceship with an isolated domino spark; disco | b29.rle | 23/3 | 29 | 8x16 | |

B29_synth.rle | Original 54-glider synthesis found by Tanner Jacobi, 5 April 2015. | b29_synth.rle | 23/3 | 209 | 221x29 | |

B29 with gliders | three ways in which gliders can non-trivially follow a B29 | b29withgliders.rle | 23/3 | 102 | 54x16 | |

B3578/S238 replicator | A replicator in the B3578/S238 rule. | b3578s238replicat... | 238/3578 | 16 | 7x7 | |

B-52 bomber | A true period 104 double-barrelled glider gun. It uses a B-heptomino and | b52bomber.rle | 23/3 | 85 | 39x21 | |

Babbling brook 1 | A period 4 oscillator that was discovered in August 1997. It is the only know... | babblingbrook1.rle | 23/3 | 46 | 16x10 | |

Backrake 1 | An orthogonal period 8 c/2 backrake. | backrake1.rle | 23/3 | 88 | 27x18 | |

Backrake 2 | A period 12 orthogonal c/2 backrake. | backrake2.rle | 23/3 | 60 | 19x26 | |

Backrake 3 | A pseudo period 32 (true period 64) orthogonal c/2 backrake based o | backrake3.rle | 23/3 | 124 | 33x103 | |

Backward space rake | A simple orthogonal backward glider rake with period 20 and speed c | backwardspacerake... | 23/3 | 65 | 23x20 | |

Baker | A diagonal period 4 lightspeed fuse. | baker.rle | 23/3 | 18 | 16x14 | |

Baker's dozen | A period 12 oscillator that consists of a loaf hassled by two blocks and two ... | bakersdozen.rle | 23/3 | 45 | 23x11 | |

Baker's dozen_synth | A 30-glider synthesis of baker's dozen | bakersdozen_synth... | 23/3 | 487 | 149x75 | |

Bakery | A common 28-cell still life formation of two bi-loaves. | bakery.rle | 23/3 | 28 | 10x10 | |

Bakery_synth | Glider synthesis of bakeries. | bakery_synth.rle | 23/3 | 518 | 151x104 | |

Barge | A common 6-cell still life. | barge.rle | 23/3 | 6 | 4x4 | |

Barge 2 (extended) | A c/2 period 2 orthogonal spaceship. | barge2extended.rle | 23/3 | 808 | 105x50 | |

Barge 2 (spaceship) | A period 2 c/2 orthogonal extendable spaceship. | barge2spaceship.rle | 23/3 | 94 | 35x15 | |

Barge_synth | Glider synthesis of barges. | barge_synth.rle | 23/3 | 231 | 147x86 | |

Barge (extended) | A period 3 c/3 orthogonal spaceship. | bargeextended.rle | 23/3 | 1234 | 101x67 | |

Barge (spaceship) | A period 3 c/3 orthogonal extendable spaceship. | bargespaceship.rle | 23/3 | 174 | 61x20 | |

Barge with long tail | http://conwaylife.com/wiki/Barge_with_long_tail | bargewithlongtail... | 23/3 | 11 | 7x5 | |

bargewithlongtail_synth | Glider synthesis of barge with long tail | bargewithlongtail... | 23/3 | 57 | 57x16 | |

Beacon | A common period 2 oscillator. | beacon.rle | 23/3 | 6 | 4x4 | |

Beacon_synth | Glider synthesis of beacons. | beacon_synth.rle | 23/3 | 396 | 151x106 | |

beacon and long hook_synth | A 6-glider synthesis of beacon and long hook | beaconandlonghook... | 23/3 | 44 | 27x22 | |

Beacon and two tails | A period 2 oscillator. | beaconandtwotails... | 23/3 | 14 | 7x7 | |

Beacon and two tails_synth | Glider synthesis of beacon and two tails. | beaconandtwotails... | 23/3 | 99 | 106x18 | |

Beacon maker | A diagonal period 8 lightspeed fuse that creates beacons as its burns. | beaconmaker.rle | 23/3 | 19 | 16x15 | |

Beacon on 38P11.1 | The smallest known period 22 oscillator, though it is usually considered triv... | beaconon38p11.1.rle | 23/3 | 40 | 12x14 | |

Beacon on table tie eater | http://conwaylife.com/wiki/Beacon_on_table_tie_eater | beaconontabletiee... | 23/3 | 19 | 8x8 | |

Bee hat | A 15-cell still life. | beehat.rle | 23/3 | 15 | 6x6 | |

Bee hat_synth | A 4-glider synthesis of bee hat | beehat_synth.rle | 23/3 | 35 | 31x12 | |

Beehive | An extremely common 6-cell still life. | beehive.rle | 23/3 | 6 | 4x3 | |

Beehive_synth | Syntheses of beehives. | beehive_synth.rle | 23/3 | 153 | 156x60 | |

Beehive and cap | The 14-cell still life. | beehiveandcap.rle | 23/3 | 14 | 5x7 | |

Beehive and dock | A 16-cell still life. | beehiveanddock.rle | 23/3 | 16 | 6x7 | |

Beehive and long hook eating tub | A period 3 oscillator. | beehiveandlonghoo... | 23/3 | 18 | 11x5 | |

Beehive and long hook eating tub_synth | A 12-glider synthesis of beehive and long hook eating tub | beehiveandlonghoo... | 23/3 | 144 | 117x32 | |

Beehive and table | A 12-cell still life. | beehiveandtable.rle | 23/3 | 12 | 5x6 | |

beehive and table_synth | Glider syntheses of beehive and table | beehiveandtable_s... | 23/3 | 155 | 106x49 | |

Beehive at beehive | A simple 12-cell still life composed of two beehive. | beehiveatbeehive.rle | 23/3 | 12 | 6x6 | |

Beehive at beehive_synth | Glider syntheses of beehive at beehive. | beehiveatbeehive_... | 23/3 | 495 | 156x110 | |

Beehive at loaf | A 13-cell still life. | beehiveatloaf.rle | 23/3 | 13 | 6x7 | |

Beehive at loaf_synth | Glider synthesis of beehive at loaf. | beehiveatloaf_syn... | 23/3 | 48 | 40x20 | |

Beehive bend tail | A 12-cell still life. | beehivebendtail.rle | 23/3 | 12 | 5x6 | |

Beehive bend tail_synth | Glider syntheses of beehive bend tail | beehivebendtail_s... | 23/3 | 299 | 114x101 | |

Beehive fuse | A diagonal 3c/32 period 128 fuse. | beehivefuse.rle | 23/3 | 39 | 30x32 | |

Beehive test tube baby | http://conwaylife.com/wiki/Beehive_test_tube_baby | beehivetesttubeba... | 23/3 | 17 | 10x6 | |

Beehive with nine | A 12-cell still life. | beehivewithnine.rle | 23/3 | 12 | 7x6 | |

Beehive with nine_synth | Glider syntheses of beehive with nine | beehivewithnine_s... | 23/3 | 107 | 67x40 | |

Beehive with tail | A 10-cell still life. | beehivewithtail.rle | 23/3 | 10 | 6x5 | |

Beehive with tail_synth | Glider syntheses of beehive with tails. | beehivewithtail_s... | 23/3 | 166 | 77x76 | |

Bent keys | A period 3 oscillator found in August 1989. | bentkeys.rle | 23/3 | 16 | 12x5 | |

Bent keys_synth | A 10-glider synthesis of bent keys | bentkeys_synth.rle | 23/3 | 68 | 57x27 | |

B-heptomino | A very common methuselah with lifespan 148 that often arises with the cell at... | bheptomino.rle | 23/3 | 7 | 4x3 | |

B-heptomino_synth | Glider syntheses of B-heptominoes. | bheptomino_synth.rle | 23/3 | 269 | 147x79 | |

Bi-block | An 8-cell pseudo still life. | biblock.rle | 23/3 | 8 | 5x2 | |

Bi-block_synth | Glider syntheses of bi-blocks. | biblock_synth.rle | 23/3 | 184 | 105x92 | |

Bi-boat | http://conwaylife.com/wiki/Bi-boat | biboat.rle | 23/3 | 10 | 7x3 | |

Bi-cap | A 16-cell still life consisting of two caps. | bicap.rle | 23/3 | 16 | 4x7 | |

Bi-cap_synth | Glider synthesis of bi-cap. | bicap_synth.rle | 23/3 | 61 | 63x48 | |

Bi-clock | A pure glider generator made up of two clocks. | biclock.rle | 23/3 | 12 | 7x7 | |

Big glider | The first known diagonal spaceship other than the glider. Has period 4 and sp... | bigglider.rle | 23/3 | 68 | 18x18 | |

bigglidertagalongs | Tagalongs for one or more "big gliders". | bigglidertagalong... | 23/3 | 152 | 34x28 | |

Big S | A 14-cell still life. | bigs.rle | 23/3 | 14 | 7x6 | |

Big S_synth | Glider syntheses of big S. | bigs_synth.rle | 23/3 | 316 | 152x77 | |

Bi-gun | A true period 46 double-barreled glider gun. | bigun.rle | 23/3 | 44 | 50x15 | |

Bi-gun_synth | Glider synthesis of bi-gun. | bigun_synth.rle | 23/3 | 114 | 125x23 | |

Bi-loaf 1 | A 14-cell still life that makes up half of a bakery. | biloaf1.rle | 23/3 | 14 | 7x7 | |

Bi-loaf 1_synth | Glider synthesis of bi-loaf 1s. | biloaf1_synth.rle | 23/3 | 352 | 149x91 | |

Bi-loaf 2 | A 14-cell still life. | biloaf2.rle | 23/3 | 14 | 7x7 | |

Bi-loaf 2_synth | Glider syntheses of bi-loaf 2s. | biloaf2_synth.rle | 23/3 | 236 | 152x46 | |

Bi-loaf 3 | A small pure glider generator. | biloaf3.rle | 23/3 | 12 | 4x7 | |

Bi-loaf 4 | A 14-cell still life. | biloaf4.rle | 23/3 | 14 | 6x6 | |

biloaf4_synth | Glider synthesis of bi-loaf 4 | biloaf4_synth.rle | 23/3 | 20 | 10x10 | |

Bipole | The barberpole of length 2 and thus a period 2 oscillator. | bipole.rle | 23/3 | 8 | 5x5 | |

Bipole_synth | Glider synthesis of bipole. | bipole_synth.rle | 23/3 | 252 | 157x49 | |

Bipole bridge pseudo-barberpole | A period 10 oscillator composed of a bipole and a pseudo-barberpole. The smal... | bipolebridgepseud... | 23/3 | 23 | 17x17 | |

Bipole bridge pseudo-barberpole_synth | A 62-glider synthesis of bipole bridge pseudo-barberpole | bipolebridgepseud... | 23/3 | 767 | 152x196 | |

Bipole on boat | http://conwaylife.com/wiki/Bipole_on_boat | bipoleonboat.rle | 23/3 | 13 | 8x8 | |

Bi-pond | A 16-cell still life made up of two ponds. | bipond.rle | 23/3 | 16 | 7x7 | |

Bi-pond_synth | Glider syntheses of bi-ponds. | bipond_synth.rle | 23/3 | 128 | 111x21 | |

Birthday puffer | http://conwaylife.com/wiki/Birthday_puffer | birthdaypuffer.rle | 23/3 | 1620 | 354x403 | |

Bistable switch | A logic circuit found in 1994 whilst searching for a stable reflect | bistableswitch.rle | 23/3 | 53 | 75x61 | |

Biting off more than they can chew | A period 3 oscillator found in July 1972. | bitingoffmorethan... | 23/3 | 26 | 12x12 | |

Biting off more than they can chew_synth | Glider synthesis of biting off more than they can chew. | bitingoffmorethan... | 23/3 | 502 | 122x108 | |

Biting off more than they can chew extended | An extension of the period 3 oscillator "biting off more than they can chew". | bitingoffmorethan... | 23/3 | 30 | 16x15 | |

Blinker | A period 2 oscillator that is the smallest and most common oscillator. | blinker.rle | 23/3 | 3 | 3x1 | |

Blinker_synth | Glider syntheses of blinkers. | blinker_synth.rle | 23/3 | 181 | 150x75 | |

Blinker fuse | An orthogonal 2c/3 period 18 fuse that burns cleanly through blinkers. | blinkerfuse.rle | 23/3 | 37 | 25x5 | |

Blinker fuse 2 | An orthogonal 2c/3 period 6 blinker fuse. | blinkerfuse2.rle | 23/3 | 73 | 62x5 | |

Blinker fuse 3 | An orthogonal 2c/3 period 6 blinker fuse. | blinkerfuse3.rle | 23/3 | 55 | 48x7 | |

Blinker fuse (6c/13) | A 6c/13 orthogonal period 26 blinker fuse. | blinkerfuse6c13.rle | 23/3 | 38 | 62x3 | |

Blinker fuse_synth | Glider synthesis of blinker fuse. | blinkerfuse_synth... | 23/3 | 40 | 39x11 | |

Blinker puffer 1 | An orthogonal period 8 c/2 blinker puffer. The first blinker puffer to be found. | blinkerpuffer1.rle | 23/3 | 37 | 9x18 | |

Blinker puffer 1_synth | Glider synthesis of Robert Wainwright's blinker puffer 1. | blinkerpuffer1_sy... | 23/3 | 89 | 79x53 | |

Blinker puffer 2 | An orthogonal period 4 c/2 blinker puffer found in 1992. | blinkerpuffer2.rle | 23/3 | 79 | 17x25 | |

Blinker (rotor) | http://conwaylife.com/wiki/Blinker_(rotor) | blinkerrotor.rle | 23/3 | 2 | 3x1 | |

Blinkers bit pole | A period 2 oscillator found in June 1977. | blinkersbitpole.rle | 23/3 | 15 | 7x6 | |

Blinker ship 1 | A blinker ship created by Paul Schick based on his Schick engine. | blinkership1.rle | 23/3 | 63 | 27x15 | |

Block | An extremely common 4-cell still life. | block.rle | 23/3 | 4 | 2x2 | |

Block_synth | Block glider synthesis. | block_synth.rle | 23/3 | 228 | 148x74 | |

Blockade | A 16-cell still life made up of four blocks. | blockade.rle | 23/3 | 16 | 23x10 | |

Blockade_synth | Glider syntheses of lumps of muck/blockade. | blockade_synth.rle | 23/3 | 301 | 134x96 | |

Block and cap | A 12-cell still life. | blockandcap.rle | 23/3 | 12 | 4x6 | |

Block and cap_synth | Glider syntheses of block and caps. | blockandcap_synth... | 23/3 | 249 | 107x113 | |

Block and dock | A 14-cell still life made up of a block and a dock. | blockanddock.rle | 23/3 | 14 | 6x6 | |

Block and dock_synth | Glider syntheses of block on docks. | blockanddock_synt... | 23/3 | 296 | 120x106 | |

Block and glider | A methuselah with lifespan 106. | blockandglider.rle | 23/3 | 6 | 4x3 | |

Block and two tails | A 12-cell still life. | blockandtwotails.rle | 23/3 | 12 | 5x5 | |

Block and two tails_synth | Glider syntheses of block and two tails | blockandtwotails_... | 23/3 | 212 | 107x81 | |

Blocked p4-1 | A period 4 oscillator. | blockedp41.rle | 23/3 | 75 | 23x14 | |

Blocked p4-2 | A period 4 oscillator. | blockedp42.rle | 23/3 | 48 | 22x8 | |

Blocked p4-3 | A period 4 oscillator. | blockedp43.rle | 23/3 | 48 | 21x9 | |

Blocked p4-4 | A sparking period 4 oscillator found by Matthias Merzenich in April 2010. | blockedp44.rle | 23/3 | 42 | 19x9 | |

Blocked p4-5 | A sparking period 4 oscillator found by Matthias Merzenich in April 2010. | blockedp45.rle | 23/3 | 51 | 18x12 | |

Blocked p4 t-nose | A period 4 oscillator. | blockedp4tnose.rle | 23/3 | 63 | 25x13 | |

Blocked p4 t-nose hybrid | A sparking period 4 oscillator found by Matthias Merzenich in April 2010. | blockedp4tnosehyb... | 23/3 | 53 | 21x13 | |

Blocker | A period 8 oscillator. | blocker.rle | 23/3 | 15 | 10x5 | |

Blocker_synth | Glider synthesis of blocker. | blocker_synth.rle | 23/3 | 424 | 157x80 | |

Block-laying switch engine | A diagonal period 288 c/12 block-laying puffer. | blocklayingswitch... | 23/3 | 43 | 29x28 | |

Block-laying switch engine_synth | Glider synthesis for a block-laying switch engine. | blocklayingswitch... | 23/3 | 147 | 141x85 | |

Block-laying switch engine predecessor | A simple 12-cell pattern that evolves into the diagonal period 288 c/12 block... | blocklayingswitch... | 23/3 | 12 | 16x4 | |

Block on boat | A 9-cell pseudo still life. | blockonboat.rle | 23/3 | 9 | 6x3 | |

Block on boat_synth | Glider synthesis of block on boats. | blockonboat_synth... | 23/3 | 182 | 144x94 | |

Block on table | A simple 10-cell still life. | blockontable.rle | 23/3 | 10 | 4x5 | |

Block on table_synth | Glider syntheses of block on table. | blockontable_synt... | 23/3 | 140 | 109x51 | |

Blockstacker | A pattern that creates an infinite row of blocks. Created on August | blockstacker.rle | 23/3 | 8117 | 531x915 | |

Blom | A methuselah with lifespan 23314 found in July 2002. | blom.rle | 23/3 | 13 | 12x5 | |

Blonker | http://conwaylife.com/wiki/Blonker | blonker.rle | 23/3 | 20 | 12x8 | |

blonker_synth | Glider synthesis of blonker | blonker_synth.rle | 23/3 | 90 | 42x32 | |

Boat | The only 5-cell still life. | boat.rle | 23/3 | 5 | 3x3 | |

Boat_synth | Glider syntheses of boats. | boat_synth.rle | 23/3 | 285 | 152x105 | |

Boat-bit | A reaction that shows how boats (along with a snake or aircraft car | boatbit.rle | 23/3 | 26 | 25x24 | |

Boat maker | A diagonal period 4 lightspeed fuse that makes boats as it burns. | boatmaker.rle | 23/3 | 23 | 18x17 | |

Boat on aircraft | http://conwaylife.com/wiki/Boat_on_aircraft | boatonaircraft.rle | 23/3 | 11 | 6x7 | |

boatonaircraft_synth | Glider synthesis of Boat on aircraft | boatonaircraft_sy... | 23/3 | 36 | 44x45 | |

Boat on quadpole | A period 2 oscillator. | boatonquadpole.rle | 23/3 | 15 | 10x10 | |

Boat on quadpole_synth | Glider syntheses of boat on quadpole | boatonquadpole_sy... | 23/3 | 373 | 121x109 | |

Boat on snake | http://conwaylife.com/wiki/Boat_on_snake | boatonsnake.rle | 23/3 | 11 | 7x5 | |

Boat on spark coil | A period 2 oscillator. | boatonsparkcoil.rle | 23/3 | 23 | 8x11 | |

Boat on spark coil_synth | Glider syntheses of boat on spark coil | boatonsparkcoil_s... | 23/3 | 241 | 73x87 | |

Boat-ship-tie | An 11-cell still life made up of a ship and a boat. | boatshiptie.rle | 23/3 | 11 | 6x6 | |

Boat-ship-tie_synth | Glider syntheses of boat-ship-ties. | boatshiptie_synth... | 23/3 | 418 | 143x112 | |

Boatstretcher 1 | The first diagonal wickstretcher to be found | boatstretcher1.rle | 23/3 | 77 | 21x21 | |

Boat test tube baby | http://conwaylife.com/wiki/Boat_test_tube_baby | boattesttubebaby.rle | 23/3 | 18 | 10x6 | |

Boat-tie | A 10-cell still life. | boattie.rle | 23/3 | 10 | 6x6 | |

Boat-tie_synth | Glider syntheses of boat-ties. | boattie_synth.rle | 23/3 | 338 | 153x86 | |

Boat with hooked tail | http://conwaylife.com/wiki/Boat_with_hooked_tail | boatwithhookedtai... | 23/3 | 11 | 6x4 | |

Boat with long tail | A 10-cell still life. | boatwithlongtail.rle | 23/3 | 10 | 6x4 | |

Boat with long tail_synth | Glider synthesis of boat with long tail. | boatwithlongtail_... | 23/3 | 75 | 68x23 | |

Boat with very long tail | http://conwaylife.com/wiki/Boat_with_very_long_tail | boatwithverylongt... | 23/3 | 11 | 7x4 | |

bobsledrun2 | revised switch-engine 'bobsled run' using boats as catalysts | bobsledrun2.rle | 23/3 | 943 | 216x232 | |

Bomber predecessor | A predecessor of the bomber spaceship in the HighLife rule. | bomberpredecessor... | 23/36 | 9 | 10x6 | |

Boojum reflector | The smallest known stable reflector (as of January 2009). | boojumreflector.rle | 23/3 | 65 | 44x32 | |

Bookend | An induction coil. | bookend.rle | 23/3 | 7 | 4x3 | |

Bookend_synth | Glider synthesis of bookend. | bookend_synth.rle | 23/3 | 261 | 118x77 | |

Bookends | A 14-cell still life. | bookends.rle | 23/3 | 14 | 7x4 | |

Bookends_synth | Glider syntheses of bookends. | bookends_synth.rle | 23/3 | 326 | 126x91 | |

Boring p24 | http://conwaylife.com/wiki/Boring_p24 | boringp24.rle | 23/3 | 82 | 26x18 | |

Boss | A period 4 oscillator. | boss.rle | 23/3 | 42 | 11x14 | |

Bottle | A period 8 oscillator. | bottle.rle | 23/3 | 80 | 18x18 | |

Brain | An orthogonal period 3 c/3 spaceship. | brain.rle | 23/3 | 70 | 17x11 | |

Brain perturbing glider | http://www.conwaylife.com/wiki/Brain | brainperturbinggl... | 23/3 | 75 | 22x14 | |

Breeder 1 | The first pattern to be found that exhibits quadratic growth. Found | breeder1.rle | 23/3 | 4060 | 749x338 | |

Bricklayer | A pattern found on September 29, 2002. | bricklayer.rle | 23/3 | 968 | 141x88 | |

brokenlife | XRLE Pos=0,0 | brokenlife.rle | 23/3 | 1766 | 227x118 | |

Broken lines | www.conwaylife.com/wiki/Broken_lines | brokenlines.rle | 23/3 | 1766 | 227x118 | |

Buckaroo | A period 30 oscillator based on the queen bee shuttle. | buckaroo.rle | 23/3 | 23 | 23x9 | |

Buckaroo_synth | Glider synthesis of buckaroo. | buckaroo_synth.rle | 23/3 | 133 | 107x45 | |

Bullet heptomino | Generation 1 of the T-tetromino. | bulletheptomino.rle | 23/3 | 7 | 3x3 | |

Bumper | A small, color-preserving 90Â° glider reflector with a repeat time of 34. | bumper.rle | 23/3 | 32 | 21x9 | |

Bun | An induction coil that is a common predecessor of the honey farm. | bun.rle | 23/3 | 7 | 4x3 | |

Bunnies | A methuselah and parent of rabbits with lifespan 17332. | bunnies.rle | 23/3 | 9 | 8x4 | |

Bunnies 10 | A methuselah with lifespan 17423 that evolves similarly to bunnies | bunnies10.rle | 23/3 | 10 | 6x6 | |

Bunnies 11 | A methuselah with lifespan 17465 that evolves similarly to bunnies | bunnies11.rle | 23/3 | 11 | 6x4 | |

Bunnies 9 | A methuselah with lifespan 17410 that evolves similarly to bunnies | bunnies9.rle | 23/3 | 9 | 8x7 | |

Bunnies_synth | Glider synthesis of bunnies. | bunnies_synth.rle | 23/3 | 44 | 48x13 | |

Burloaferimeter | A period 7 oscillator. | burloaferimeter.rle | 23/3 | 28 | 10x11 | |

Burloaferimeter_synth | Glider synthesis of burloaferimeter. | burloaferimeter_s... | 23/3 | 363 | 158x41 | |

Butterfly | Evolves into a formation of two beehives after | butterfly.rle | 23/3 | 8 | 4x4 | |

Butterfly_synth | Glider synthesis of butterflies. | butterfly_synth.rle | 23/3 | 253 | 151x75 | |

By flops | A period 2 oscillator. | byflops.rle | 23/3 | 13 | 6x7 | |

By flops_synth | Glider synthesis of by flops. | byflops_synth.rle | 23/3 | 513 | 156x92 | |

c/2 wickstretcher | A c/2 orthogonal wickstretcher that stretches a period 6 wick | c2wickstretcher.rle | 23/3 | 382 | 43x61 | |

c/3 greyship | A c/3 orthogonal greyship using several methods of stabilization, | c3greyship.rle | 23/3 | 11689 | 296x131 | |

c/3 ladder | A naturally-occurring c/3 ladder in the Life without death rule. | c3ladder.rle | 012345678/3 | 20 | 5x8 | |

c/3 ladders | Some uncommon c/3 ladders in Life without death. | c3ladders.rle | 012345678/3 | 1153 | 14x213 | |

c/3 puffer #1 | The first c/3 orthogonal puffer, discovered in April 1996 | c3puffer1.rle | 23/3 | 413 | 87x38 | |

c/4 diagonal puffer 1 | The first known c/4 diagonal puffer; found on February 9, 2004 | c4diagonalpuffer1... | 23/3 | 248 | 84x60 | |

c/4 diagonal spaceships | A small selection of c/4 period 4 diagonal spaceships. | c4diagonalspacesh... | 23/3 | 5775 | 392x267 | |

c4greyship | sample c/4 greyship | c4greyship.rle | 23/3 | 5769 | 177x183 | |

c/4 orthogonal spaceships | A small selection of c/4 period 4 orthogonal spaceships. | c4orthogonalspace... | 23/3 | 6773 | 311x267 | |

C/4 wave | http://conwaylife.com/wiki/C/4_wave | c4wave.rle | 23/3 | 281 | 120x45 | |

c/5 diagonal puffer 1 | The first c/5 diagonal puffer, discovered on September 5, 2010 | c5diagonalpuffer1... | 23/3 | 257 | 85x71 | |

c/5 diagonal tubstretcher | A c/5 diagonal wickstretcher | c5diagonaltubstre... | 23/3 | 242 | 55x55 | |

c/5 greyship | A c/5 orthogonal greyship discovered in March 2010 | c5greyship.rle | 23/3 | 8056 | 286x199 | |

c/9 reaction | http://conwaylife.com/wiki/C/9_reaction | c9reaction.rle | 23/3 | 8 | 9x4 | |

Caber tosser 1 | A smaller version of the first caber tosser found. Uses a 7-engine | cabertosser1.rle | 23/3 | 303 | 145x114 | |

Canada goose | A c/4 period 4 spaceship. At the time of its discovery, the Canada goose was ... | canadagoose.rle | 23/3 | 36 | 13x12 | |

Candelabra | A period 3 oscillator. | candelabra.rle | 23/3 | 28 | 16x6 | |

Candlefrobra | A period 3 oscillator found in November 1984. | candlefrobra.rle | 23/3 | 16 | 10x5 | |

Candlefrobra_synth | A 12-glider synthesis of candlefrobra | candlefrobra_synt... | 23/3 | 187 | 117x56 | |

Canoe | An 8-cell still life. | canoe.rle | 23/3 | 8 | 5x5 | |

Canoe_synth | Glider syntheses of canoes. | canoe_synth.rle | 23/3 | 56 | 73x21 | |

Cap | An induction coil. | cap.rle | 23/3 | 8 | 4x3 | |

Cap and dock | http://conwaylife.com/wiki/Cap_and_dock | capanddock.rle | 23/3 | 18 | 7x6 | |

Carnival shuttle | A period 12 oscillator. | carnivalshuttle.rle | 23/3 | 58 | 38x7 | |

Carrier siamese carrier | A 10-cell still life composed of two aircraft carriers attached together. | carriersiamesecar... | 23/3 | 10 | 7x4 | |

Carrier siamese carrier_synth | Glider synthesis of carrier siamese carrier. | carriersiamesecar... | 23/3 | 207 | 89x83 | |

Carrier siamese snake | A 10-cell still life composed of an aircraft carrier and a snake attached tog... | carriersiamesesna... | 23/3 | 10 | 7x3 | |

Carrier siamese snake_synth | Glider synthesis of carrier siamese snake. | carriersiamesesna... | 23/3 | 282 | 151x92 | |

Carrier with feather | http://conwaylife.com/wiki/Carrier_with_feather | carrierwithfeathe... | 23/3 | 11 | 7x4 | |

Catacryst | A 58-cell quadratic growth pattern. | catacryst.rle | 23/3 | 58 | 2555x1772 | |

Caterer | A period 3 oscillator. | caterer.rle | 23/3 | 12 | 8x6 | |

Caterer_synth | Glider synthesis of caterer. | caterer_synth.rle | 23/3 | 338 | 149x93 | |

Caterer on 34P13 | A small period 39 oscillator | catereron34p13.rle | 23/3 | 46 | 23x16 | |

Caterer on 36P22 | A small non-trivial period 66 oscillator | catereron36p22.rle | 23/3 | 48 | 33x13 | |

Caterer on 42P7.1 | The smallest known period-21 oscillator, non-trivial because | catereron42p7.1.rle | 23/3 | 54 | 17x14 | |

Caterer on 44P7.2 | A small period 21 oscillator | catereron44p7.2.rle | 23/3 | 56 | 19x16 | |

Caterer on 48P31 | The smallest known period-93 oscillator. | catereron48p31.rle | 23/3 | 60 | 24x27 | |

Caterer on 68P32 | The smallest known period-96 oscillator. | catereron68p32.rle | 23/3 | 80 | 29x23 | |

Caterer on figure eight | The smallest known period 24 oscillator. | catereronfigureei... | 23/3 | 24 | 18x6 | |

Caterer on rattlesnake | The smallest known period-33 oscillator. | catereronrattlesn... | 23/3 | 46 | 13x20 | |

caterpillar | 17c/45 Caterpillar spaceship. | caterpillar.rle | 11967399 | 4195x330721 | ||

Cauldron | A period 8 oscillator found in 1971. | cauldron.rle | 23/3 | 32 | 11x13 | |

Cauldron_synth | Glider synthesis of cauldron. | cauldron_synth.rle | 23/3 | 597 | 160x103 | |

Centinal | A period 100 oscillator based on the p54 shuttle and the twin bees shuttle. | centinal.rle | 23/3 | 70 | 52x17 | |

Centinal_synth | Glider synthesis of centinal. | centinal_synth.rle | 23/3 | 234 | 112x104 | |

Centinal reflector | Centinal about to reflect a glider 90 degrees | centinalreflector... | 23/3 | 111 | 52x22 | |

Century | A methuselah with lifespan 103. | century.rle | 23/3 | 6 | 4x3 | |

Century eater | An eater for century (or equivalently, bookend) made up of three eater 1s sur... | centuryeater.rle | 23/3 | 33 | 21x21 | |

centuryeater2.rle | http://conwaylife.com/forums/viewtopic.php?p=8177#p8177 | centuryeater2.rle | 23/3 | 52 | 52x42 | |

Cha cha | http://conwaylife.com/wiki/Cha_cha | chacha.rle | 23/3 | 16 | 8x6 | |

16chacha.rle | chacha_synth.rle | 23/3 | 141 | 116x46 | ||

Champage glass | The smallest known non-trivial period 22 oscillator. | champageglass.rle | 23/3 | 45 | 15x12 | |

Champagne glass | A period 22 oscillator found in the mid-1990s. | champagneglass.rle | 23/3 | 45 | 15x12 | |

Chemist | A period 5 oscillator. | chemist.rle | 23/3 | 48 | 15x13 | |

C-heptomino | A methuselah with lifespan 148 that evolves in the same way as the B-heptomin... | cheptomino.rle | 23/3 | 7 | 4x3 | |

Cheshire cat | A block predecessor. | cheshirecat.rle | 23/3 | 18 | 6x6 | |

Chicken wire | A simple stable agar. | chickenwire.rle | 23/3 | 720 | 36x40 | |

Circle of fire | http://conwaylife.com/wiki/Circle_of_fire | circleoffire.rle | 23/3 | 42 | 11x11 | |

Cis-barge with tail | A 10-cell still life. | cisbargewithtail.rle | 23/3 | 10 | 6x5 | |

Cis-barge with tail_synth | Glider synthesis of cis-barge with tail. | cisbargewithtail_... | 23/3 | 92 | 77x52 | |

Cis-beacon and anvil | A period 2 oscillator. | cisbeaconandanvil... | 23/3 | 19 | 7x9 | |

Cis-beacon and cap | A period 2 oscillator. | cisbeaconandcap.rle | 23/3 | 14 | 4x8 | |

Cis-beacon and cap_synth | Glider synthesis of cis-beacon and cap. | cisbeaconandcap_s... | 23/3 | 78 | 106x12 | |

Cis-beacon and dock | A period 2 oscillator. | cisbeaconanddock.rle | 23/3 | 16 | 6x8 | |

Cis-beacon and dock_synth | Glider syntheses of cis-beacon and dock | cisbeaconanddock_... | 23/3 | 217 | 108x58 | |

Cis-beacon and table | A period 2 oscillator. | cisbeaconandtable... | 23/3 | 12 | 4x7 | |

Cis-beacon and table_synth | Glider synthesis of cis-beacon and table. | cisbeaconandtable... | 23/3 | 170 | 107x49 | |

Cis-beacon up and long hook | A period 2 oscillator composed of a beacon and a long hook. | cisbeaconupandlon... | 23/3 | 14 | 5x8 | |

beacon and long hook_synth | A 6-glider synthesis of beacon and long hook | cisbeaconupandlon... | 23/3 | 44 | 27x22 | |

Cis-block and long hook | A 12-cell still life. | cisblockandlongho... | 23/3 | 12 | 5x6 | |

Cis-block and long hook_synth | Glider syntheses of Cis-block and long hook | cisblockandlongho... | 23/3 | 260 | 145x87 | |

Cis-boat and dock | A 15-cell still life. | cisboatanddock.rle | 23/3 | 15 | 6x7 | |

Cis-boat and dock_synth | Glider syntheses of cis-boat and docks. | cisboatanddock_sy... | 23/3 | 292 | 115x101 | |

Cis-boat and long hook eating tub | A period 3 oscillator. | cisboatandlonghoo... | 23/3 | 17 | 11x5 | |

Cis-boat and long hook eating tub_synth | A 13-glider synthesis of cis-boat and long hook eating tub | cisboatandlonghoo... | 23/3 | 160 | 147x20 | |

Cis-boat and table | An 11-cell still life consisting of a boat on a table. It is the 81st most co... | cisboatandtable.rle | 23/3 | 11 | 4x6 | |

Cis-boat and table_synth | Glider syntheses of cis-boat and table | cisboatandtable_s... | 23/3 | 178 | 104x123 | |

Cis-boat with nine | http://conwaylife.com/wiki/Cis-boat_with_nine | cisboatwithnine.rle | 23/3 | 11 | 6x6 | |

Cis-boat with tail | A 9-cell still life. | cisboatwithtail.rle | 23/3 | 9 | 5x5 | |

Cis-boat with tail_synth | Glider syntheses of trans-boat with tails. | cisboatwithtail_s... | 23/3 | 92 | 65x36 | |

Cis-fuse with two tails | A simple 12-cell still life. | cisfusewithtwotai... | 23/3 | 12 | 6x6 | |

Cis-fuse with two tails_synth | Glider syntheses of Cis-fuse with two tails | cisfusewithtwotai... | 23/3 | 446 | 127x116 | |

Cis-hook and R-bee | A 14-cell still life composed of a bookend and a bun. | cishookandrbee.rle | 23/3 | 14 | 4x7 | |

Cis-hook with tail | A 10-cell still life similar to the long long hook with tail. | cishookwithtail.rle | 23/3 | 10 | 5x6 | |

Cis-hook with tail_synth | Glider synthesis of cis-hook with tail. | cishookwithtail_s... | 23/3 | 462 | 146x110 | |

Cis-loaf with tail | An 11-cell still life. | cisloafwithtail.rle | 23/3 | 11 | 6x5 | |

Cis-loaf with tail_synth | Glider syntheses of cis-loaf with tails. | cisloafwithtail_s... | 23/3 | 128 | 66x66 | |

Cis-long boat with tail | http://conwaylife.com/wiki/Cis-long_boat_with_tail | cislongboatwithta... | 23/3 | 11 | 6x5 | |

Cis-mirrored professor | A 46-bit natural still life. | cismirroredprofes... | 23/3 | 46 | 9x11 | |

cismirroredprofessor_synth | Glider synthesis of the cis-mirrored professor. | cismirroredprofes... | 23/3 | 155 | 131x53 | |

Cis-mirrored R-bee | A 14-cell still life made up of two buns facing each other. | cismirroredrbee.rle | 23/3 | 14 | 7x4 | |

Cis-mirrored R-bee_synth | Glider syntheses of cis-mirrored R-bees. | cismirroredrbee_s... | 23/3 | 173 | 95x46 | |

Cis-mirrored worm | http://conwaylife.com/wiki/Cis-mirrored_worm | cismirroredworm.rle | 23/3 | 22 | 6x9 | |

Cis-mirrored worm siamese cis-mirrored worm | http://conwaylife.com/wiki/Cis-mirrored_worm_siamese_cis-mirrored_worm | cismirroredwormsi... | 23/3 | 40 | 11x9 | |

Cis-R-bee and R-loaf | A 15-cell still life. | cisrbeeandrloaf.rle | 23/3 | 15 | 4x8 | |

Cis-rotated hook | http://conwaylife.com/wiki/Cis-rotated_hook | cisrotatedhook.rle | 23/3 | 14 | 7x5 | |

Cis-rotated R-bee | A 14-cell still life composed of two buns. | cisrotatedrbee.rle | 23/3 | 14 | 7x5 | |

Cis-shillelagh | A 10-cell still life similar to the long long shillelagh. | cisshillelagh.rle | 23/3 | 10 | 6x5 | |

Cis-shillelagh_synth | Glider syntheses of Cis-shillelagh | cisshillelagh_syn... | 23/3 | 207 | 95x133 | |

Claw | http://conwaylife.com/wiki/Claw | claw.rle | 23/3 | 6 | 4x3 | |

Claw test tube baby | http://conwaylife.com/wiki/Claw_test_tube_baby | clawtesttubebaby.rle | 23/3 | 20 | 12x6 | |

Claw with tail | A 10-cell still life similar to hook with tail. | clawwithtail.rle | 23/3 | 10 | 6x5 | |

Claw with tail_synth | Glider syntheses of claw with tail. | clawwithtail_synt... | 23/3 | 254 | 106x98 | |

Claw with tub with tail | http://conwaylife.com/wiki/Claw_with_tub_with_tail | clawwithtubwithta... | 23/3 | 11 | 6x7 | |

Clips | The most common naturally-occurring 30-bit still life. | clips.rle | 23/3 | 30 | 9x7 | |

30clips.rle | clips_synth.rle | 23/3 | 249 | 135x115 | ||

Clock | A period 2 oscillator that was found in May 1970. This is the fifth or sixth ... | clock.rle | 23/3 | 6 | 4x4 | |

Clock 2 | A period 4 oscillator. | clock2.rle | 23/3 | 35 | 12x12 | |

clock2_synth | Glider synthesis of Clock 2 | clock2_synth.rle | 23/3 | 2423 | 1456x578 | |

Clock_synth | Glider syntheses of clocks. | clock_synth.rle | 23/3 | 428 | 145x108 | |

Cloverleaf interchange | http://conwaylife.com/wiki/Cloverleaf_interchange | cloverleafinterch... | 23/3 | 56 | 13x13 | |

Coe ship | An orthogonal period 16 c/2 spaceship discovered in October 1995 that can act... | coeship.rle | 23/3 | 28 | 10x9 | |

Coe ship_synth | Glider synthesis of Coe ship. | coeship_synth.rle | 23/3 | 288 | 109x154 | |

Coe's p8 | A period 8 oscillator found in August 1997. | coesp8.rle | 23/3 | 17 | 12x6 | |

Coe's p8_synth | 8-glider synthesis by 'Extrementhusiast' with Lewis Patterson | coesp8_synth.rle | 23/3 | 154 | 63x88 | |

Coe's p8_synth | 8-glider synthesis by 'Extrementhusiast' with Lewis Patterson | coesp8_synth_8and... | 23/3 | 154 | 63x88 | |

Conduit 1 | A conduit that transforms a B-heptomino into a Herschel after 59 generations. | conduit1.rle | 23/3 | 10 | 11x5 | |

Confused eaters | A period 4 oscillator found no later than 1972. | confusedeaters.rle | 23/3 | 20 | 11x11 | |

Confused eaters_synth | Glider synthesis of confused eaters. | confusedeaters_sy... | 23/3 | 363 | 131x104 | |

Coolout Conjecture | A counterexample disproving the Coolout Conjecture, found by Richard Schroepp... | cooloutconjecture... | 23/3 | 8 | 6x2 | |

Copperhead | An c/10 orthogonal spaceship found on March 5, 2016. | copperhead.rle | 23/3 | 28 | 8x12 | |

copperhead_synth.rle | 22-glider synthesis of copperhead spaceship found by Chris Cain on | copperhead_synth.rle | 23/3 | 110 | 54x48 | |

copperhead_synth.rle | Copperhead synthesis from 14 gliders | copperhead_synth_... | 23/3 | 64 | 48x37 | |

copperhead_synth.rle | 22-glider synthesis of copperhead spaceship found by Chris Cain on | copperhead_synth_... | 23/3 | 110 | 54x48 | |

Cord puller | A sawtooth with expansion factor 6 that was found on May 14, 1991. | cordpuller.rle | 23/3 | 434 | 98x93 | |

Cousin prime calculator | A cousin prime calculator, created on July 29, 2009. Based on Dean | cousinprimecalcul... | 23/3 | 3601 | 439x296 | |

Cousins | A period 3 oscillator that contains two copies of the stillater rotor. | cousins.rle | 23/3 | 32 | 13x7 | |

Cover | An 8-bit induction coil | cover.rle | 23/3 | 8 | 5x5 | |

Cow | An orthogonal speed c period 8 fuse. | cow.rle | 23/3 | 112 | 40x7 | |

Crab | The smallest known diagonal spaceship other than the glider. Period 4 with sp... | crab.rle | 23/3 | 25 | 13x12 | |

Crab synthesis | Original synthesis by Martin Grant, 26 December 2014 | crab_synth.rle | 23/3 | 130 | 106x35 | |

Crab tubstretcher | A small tubstretcher based on the crab. | crabtubstretcher.rle | 23/3 | 29 | 13x15 | |

Crane | A c/4 diagonal spaceship found in September 2005 | crane.rle | 23/3 | 59 | 27x19 | |

Cross | A period 3 oscillator found in October 1989. | cross.rle | 23/3 | 28 | 8x8 | |

Cross 2 | The second smallest member of the infinite family of period 3 cross | cross2.rle | 23/3 | 60 | 15x15 | |

cross_synth | A 16-glider synthesis of the cross | cross_synth.rle | 23/3 | 108 | 46x32 | |

Crowd | A period 3 oscillator found in January 1973. | crowd.rle | 23/3 | 46 | 14x14 | |

Crown | A period 12 oscillator found in January 1995. | crown.rle | 23/3 | 63 | 23x14 | |

Crown_synth | Glider synthesis of crown. | crown_synth.rle | 23/3 | 768 | 118x117 | |

Cthulhu | http://conwaylife.com/wiki/Cthulhu | cthulhu.rle | 23/3 | 45 | 11x13 | |

Cuphook | A period 3 oscillator with 3 cells in its rotor. Found in October 1970. | cuphook.rle | 23/3 | 18 | 9x8 | |

Cuphook_synth | Glider synthesis of cuphook. | cuphook_synth.rle | 23/3 | 323 | 120x77 | |

Cyclic | http://conwaylife.com/wiki/Cyclic | cyclic.rle | 23/3 | 32 | 10x10 | |

Dart | An orthogonal period 3 spaceship with speed c/3 that was found in May 1992. | dart.rle | 23/3 | 34 | 15x10 | |

Dart_synth | Glider synthesis of the dart, December 2014. | dart_synth.rle | 23/3 | 125 | 55x55 | |

Dead spark coil | An 18-cell still life. | deadsparkcoil.rle | 23/3 | 18 | 7x5 | |

Dead spark coil_synth | Glider synthesis of a dead spark coil. | deadsparkcoil_syn... | 23/3 | 76 | 74x8 | |

Decapole | http://conwaylife.com/wiki/Decapole | decapole.rle | 23/3 | 16 | 13x13 | |

Decapole_synth | Glider synthesis of the decapole. | decapole_synth.rle | 23/3 | 70 | 73x33 | |

Deep cell | A unit Life cell that simulates two Life universes at once. | deepcell.rle | 23/3 | 5449 | 499x516 | |

demonoid_synth | demonoid_synth.rle | 23/3 | 60080 | 669009x500424 | ||

diamond_greyship | diamond-shaped greyship Hartmut Holzwart 4 Jul 2005 | diamond_greyship.rle | 23/3 | 1822 | 88x83 | |

Diamond ring | A period 3 oscillator found in 1972. | diamondring.rle | 23/3 | 40 | 13x13 | |

Diamond ring_synth | A 28-glider synthesis of a variation of diamond ring | diamondring_synth... | 23/3 | 184 | 92x73 | |

Die hard | A methuselah that dies completely. It has lifespan 130. | diehard.rle | 23/3 | 7 | 8x3 | |

Dinner table | The first period 12 oscillator to be found. Discovered in 1972. | dinnertable.rle | 23/3 | 33 | 13x13 | |

Dinner table extension | An extension of dinner table | dinnertableextens... | 23/3 | 208 | 34x34 | |

Diuresis | A period 90 oscillator originally discovered by David Eppstein and | diuresis.rle | 23/3 | 121 | 29x25 | |

Dock | An induction coil. | dock.rle | 23/3 | 10 | 6x3 | |

Dock siamese carrier | http://conwaylife.com/wiki/Dock_siamese_carrier | docksiamesecarrie... | 23/3 | 14 | 6x6 | |

Orthogonal on-off | http://conwaylife.com/wiki/Orthogonal_on-off | domino.rle | 23/3 | 2 | 2x1 | |

Do-see-do | The do-see-do reaction discovered in 1996 | doseedo.rle | 23/3 | 66 | 55x38 | |

Double caterer | A period 3 oscillator found in October 1989. | doublecaterer.rle | 23/3 | 65 | 19x12 | |

Double ewe | A period 3 oscillator found no later than September 1971. | doubleewe.rle | 23/3 | 54 | 20x20 | |

Double X | A period 46 oscillator based on the twin bees shuttle. | doublex.rle | 23/3 | 350 | 131x63 | |

Dove | http://conwaylife.com/wiki/Dove | dove.rle | 23/3 | 9 | 5x4 | |

Dragon | An orthogonal period 6 spaceship. The first c/6 spaceship to be constructed. | dragon.rle | 23/3 | 102 | 29x18 | |

Dragon flotillae | Flotillae involving the c/6 orthogonal period 6 dragon. | dragonflotillae.rle | 23/3 | 318 | 62x30 | |

Dragon tagalongs | Tagalongs for the dragon, a c/6 orthogonal period 6 spaceship. | dragontagalongs.rle | 23/3 | 265 | 70x36 | |

Duodecapole | http://conwaylife.com/wiki/Duodecapole | duodecapole.rle | 23/3 | 18 | 15x15 | |

Duoplet | http://conwaylife.com/wiki/Duoplet | duoplet.rle | 23/3 | 2 | 2x2 | |

Eater 1 | The first discovered eater and a 7-cell still life. | eater1.rle | 23/3 | 7 | 4x4 | |

Eater 1_synth | Glider syntheses of eater 1s. | eater1_synth.rle | 23/3 | 426 | 150x105 | |

Eater 1 reactions | Several objects that eater 1 can be used to eat. | eater1reactions.rle | 23/3 | 133 | 101x15 | |

Eater 1 with blinker | An eater 1 about to eat a blinker. | eater1withblinker... | 23/3 | 10 | 6x7 | |

Eater 1 with glider | An eater 1 about to eat a glider. | eater1withglider.rle | 23/3 | 12 | 8x7 | |

Eater 1 with loaf | An eater 1 about to eat a loaf. | eater1withloaf.rle | 23/3 | 14 | 9x7 | |

Eater 1 with pre-beehive | An eater 1 about to eat a pre-beehive. | eater1withprebeeh... | 23/3 | 13 | 7x7 | |

Eater 2 | A well-known eater and 19-cell still life that can eat gliders that approach ... | eater2.rle | 23/3 | 19 | 7x7 | |

Eater 2_synth | A 9-glider synthesis of a variation of eater 2 | eater2_synth.rle | 23/3 | 118 | 67x34 | |

Eater 3 | A 31-cell still life and symmetric eater. | eater3.rle | 23/3 | 31 | 12x12 | |

Eater 4 | A 40-cell still life and eater that doesn't eat gliders, but does eat other o... | eater4.rle | 23/3 | 40 | 14x14 | |

eater4_synth | Glider synthesis of eater 4 | eater4_synth.rle | 23/3 | 85 | 125x125 | |

Eater 5 | A 12-cell still life and eater composed of a tub with tail and a block that i... | eater5.rle | 23/3 | 12 | 9x6 | |

Eater 5 eating gliders | An eater 5 eating gliders from different directions | eater5eatingglide... | 23/3 | 22 | 13x14 | |

Eater/block frob | A period 4 oscillator found in 1976 or earlier. | eaterblockfrob.rle | 23/3 | 20 | 10x10 | |

Eater/block frob_synth | A 12-glider synthesis of Eater/block frob | eaterblockfrob_sy... | 23/3 | 78 | 69x22 | |

Eater head siamese carrier | http://conwaylife.com/wiki/Eater_head_siamese_carrier | eaterheadsiamesec... | 23/3 | 11 | 7x5 | |

Eater head siamese snake | http://conwaylife.com/wiki/Eater_head_siamese_snake | eaterheadsiameses... | 23/3 | 11 | 7x4 | |

Eater on boat | A 12-cell still life consisting of an eater 1 and a boat. | eateronboat.rle | 23/3 | 12 | 5x7 | |

Eater on boat_synth | Glider synthesis of eater on boat. | eateronboat_synth... | 23/3 | 299 | 143x100 | |

Eater plug | A period 2 oscillator found in February 1973. | eaterplug.rle | 23/3 | 14 | 8x8 | |

Eater plug_synth | Glider synthesis of eater plug. | eaterplug_synth.rle | 23/3 | 249 | 118x67 | |

Eater siamese eater | A 12-cell still life composed of two eaters. | eatersiameseeater... | 23/3 | 12 | 4x7 | |

Eater siamese eater_synth | Glider syntheses of eater siamese eater | eatersiameseeater... | 23/3 | 321 | 107x102 | |

Eater stamp collection | A collection of glider eaters, arranged by their recovery time. | eaterstampcollect... | 23/3 | 5501 | 241x350 | |

Eater tail siamese carrier | http://conwaylife.com/wiki/Eater_tail_siamese_carrier | eatertailsiamesec... | 23/3 | 11 | 4x7 | |

Eater tail siamese snake | http://conwaylife.com/wiki/Eater_tail_siamese_snake | eatertailsiameses... | 23/3 | 11 | 4x7 | |

Eater with cape | http://conwaylife.com/wiki/Eater_with_cape | eaterwithcape.rle | 23/3 | 11 | 6x4 | |

Ecologist | A period 20 c/2 orthogonal spaceship based on one of the classic puffer trains. | ecologist.rle | 23/3 | 53 | 27x18 | |

Ed | Methuselah_35426 ("Ed"), discovered 17 June 2010 | ed.rle | 23/3 | 150 | 20x20 | |

Edge repair Herschel | A period 3 c/3 orthogonal edge-repair spaceship that is about to collide with... | edgerepairhersche... | 23/3 | 33 | 24x7 | |

Edge-repair spaceship 1 | An orthogonal period 3 c/3 edge-repair spaceship that was found in 1992. | edgerepairspacesh... | 23/3 | 26 | 16x7 | |

Edge-repair spaceship 2 | An orthogonal c/4 period 4 edge-repair spaceship that uses a T-tetromino reac... | edgerepairspacesh... | 23/3 | 51 | 22x11 | |

Edge-repair spaceship 1 deleting various objects and surviving. | http://www.conwaylife.com/wiki/Edge-repair_spaceship_1 | edgerepairspacesh... | 23/3 | 163 | 113x11 | |

Edna | A methuselah with lifespan 31,192. | edna.rle | 23/3 | 149 | 20x20 | |

Edna 26 | A methuselah with lifespan 31,082. | edna26.rle | 23/3 | 26 | 43x26 | |

E-heptomino | http://conwaylife.com/wiki/E-heptomino | eheptomino.rle | 23/3 | 7 | 4x3 | |

Electric fence | A stabilization of ants that is a period 5 oscillator. http://www.c | electricfence.rle | 23/3 | 197 | 61x15 | |

Elevener | An 11-cell still life. | elevener.rle | 23/3 | 11 | 6x6 | |

Elevener_synth | Glider syntheses of elevener. | elevener_synth.rle | 23/3 | 73 | 64x40 | |

Eleven loop | An 11-cell still life. | elevenloop.rle | 23/3 | 11 | 5x5 | |

Eleven loop_synth | Glider syntheses of eleven loop | elevenloop_synth.rle | 23/3 | 224 | 73x123 | |

Elkies' p5 | A period 5 oscillator found in 1997. | elkiesp5.rle | 23/3 | 20 | 9x8 | |

Elkies' p5_synth | Glider synthesis of Elkies' p5. | elkiesp5_synth.rle | 23/3 | 333 | 158x70 | |

Ellison p4 HW emulator | A period 4 oscillator that provides a spark like a heavyweight spac | ellisonp4hwemulat... | 23/3 | 54 | 24x9 | |

Ellison p4 HW emulator hybrid | A period 4 oscillator that produces a domino spark. | ellisonp4hwemulat... | 23/3 | 45 | 20x9 | |

email.rle | 1357/1357 | 197 | 71x12 | |||

Empty | empty.rle | 0 | 1x1 | |||

En retard | A period 3 oscillator found in August 1972. | enretard.rle | 23/3 | 40 | 11x11 | |

Enterprise | A period 4 diagonal spaceship with speed c/4 found in March 1993. | enterprise.rle | 23/3 | 69 | 21x21 | |

Eureka | A period 30 pre-pulsar shuttle oscillator that was found in August 1980. | eureka.rle | 23/3 | 28 | 18x11 | |

Eureka_synth | Glider syntheses of Eureka | eureka_synth.rle | 23/3 | 297 | 114x114 | |

Eureka v2 | A period 30 pre-pulsar shuttle oscillator that was found in August | eurekav2.rle | 23/3 | 28 | 20x11 | |

Eve | A 20-cell methusaleh lasting for 30046 generations, found by Andrzej Megier o... | eve.rle | 23/3 | 20 | 16x10 | |

Extra extra long snake | A 10-cell still life that is the extra extra long version of a snake. | extraextralongsna... | 23/3 | 10 | 8x6 | |

Extra extra long snake_synth | Glider synthesis of extra extra long snake. | extraextralongsna... | 23/3 | 181 | 70x73 | |

Extra long hook with tail | http://conwaylife.com/wiki/Extra_long_hook_with_tail | extralonghookwith... | 23/3 | 11 | 5x8 | |

Extra long shillelagh | http://conwaylife.com/wiki/Extra_long_shillelagh | extralongshillela... | 23/3 | 11 | 5x8 | |

Extra long snake | A 9-cell still life that is the extra long version of a snake. | extralongsnake.rle | 23/3 | 9 | 7x5 | |

Extra long snake_synth | Glider synthesis of extra long snake. | extralongsnake_sy... | 23/3 | 39 | 33x18 | |

Extremely impressive | A period 6 oscillator found in August 1976. | extremelyimpressi... | 23/3 | 30 | 12x10 | |

Extremely impressive_synth | A 30-glider synthesis of extremely impressive | extremelyimpressi... | 23/3 | 573 | 152x91 | |

Fast forward force field | A reaction involving a lightweight spaceship and three gliders. In | fastforwardforcef... | 23/3 | 27 | 17x7 | |

Feather | http://conwaylife.com/wiki/Feather | feather.rle | 23/3 | 5 | 3x4 | |

Fermat prime calculator | A pattern that is rigged to self-destruct if it finds a Fermat prim | fermatprimecalcul... | 23/3 | 10001 | 838x736 | |

figure8on22p36 | figure8on22p36.rle | / | 36 | 21x22 | ||

Figure eight | A period 8 oscillator found in 1970. | figureeight.rle | 23/3 | 12 | 6x6 | |

Figure eight_synth | Glider syntheses of figure eights. | figureeight_synth... | 23/3 | 157 | 82x98 | |

Figure eight as reflector | A figure eight reflecting gliders. | figureeightasrefl... | 23/3 | 38 | 14x17 | |

Figure eight on 34P13 | A 46-cell non-trivial period 104 oscillator. | figureeighton34p1... | 23/3 | 46 | 16x22 | |

Figure eight on 36P22 | A small non-trivial period 88 oscillator | figureeighton36p2... | 23/3 | 50 | 27x21 | |

Figure eight on pentadecathlon | The smallest known period 120 oscillator. | figureeightonpent... | 23/3 | 24 | 14x10 | |

Figure eight on rattlesnake | The smallest known period-88 oscillator. | figureeightonratt... | 23/3 | 45 | 20x15 | |

Fireship | http://conwaylife.com/wiki/Fireship | fireship.rle | 23/3 | 72 | 12x21 | |

Fireship synthesis | A 30-glider synthesis of the C/10 fireship spaceship | fireship_synth.rle | 23/3 | 348 | 197x53 | |

Fire-spitting | A small period-3 oscillator found by Nicolay Beluchenko in September 2003. | firespitting.rle | 23/3 | 19 | 8x10 | |

Fleet | A fairly common 24-cell pseudo still life made up of two ship-ties. | fleet.rle | 23/3 | 24 | 10x10 | |

Fleet_synth | Glider synthesis of fleets. | fleet_synth.rle | 23/3 | 702 | 149x111 | |

Floodgate | A period-2 constellation of four blinkers and four boats. | floodgate.rle | 23/3 | 32 | 16x16 | |

Floodgate predecessor | http://conwaylife.com/wiki/Floodgate | floodgate_predece... | 23/3 | 8 | 7x7 | |

Fly | A tagalong for an orthogonal period 3 c/3 edge-repair spaceship that was foun... | fly.rle | 23/3 | 157 | 34x20 | |

Fly extension | Two flies attached to each other at the back of a c/3 spaceship. | flyextension.rle | 23/3 | 295 | 60x28 | |

Flying wing | http://conwaylife.com/wiki/Flying_wing | flyingwing.rle | 23/3 | 768 | 159x90 | |

Fly on 60P3H1V0.3 | The fly tagalong attached to the back of a 60P3H1V0.3. | flyon60p3h1v0.3.rle | 23/3 | 192 | 34x33 | |

Fore and back | A period 2 oscillator found in July 1994. | foreandback.rle | 23/3 | 24 | 7x7 | |

Fore and back_synth | Glider synthesis of Fore and back. | foreandback_synth... | 23/3 | 152 | 103x37 | |

Fountain | A period 4 oscillator found in November 1994. | fountain.rle | 23/3 | 63 | 19x15 | |

Four eaters hassling four bookends | A period 18 oscillator found by Jason Summers. | foureatershasslin... | 23/3 | 72 | 29x29 | |

56et4be4.rle | foureatershasslin... | 23/3 | 1184 | 261x283 | ||

Fourteener | Still life with 14 cells. | fourteener.rle | 23/3 | 14 | 7x5 | |

Fourteener_synth | Glider syntheses of fourteener | fourteener_synth.rle | 23/3 | 73 | 76x25 | |

Fox | The smallest asymmetric period 2 oscillator. | fox.rle | 23/3 | 12 | 7x7 | |

Fox_synth | Glider synthesis of fox. | fox_synth.rle | 23/3 | 84 | 84x25 | |

Fred | Longest-lived known methuselah to fit within a 20ï¿½20 bounding box. | fred.rle | 23/3 | 150 | 20x20 | |

French kiss | A period 3 oscillator found in July 1971. | frenchkiss.rle | 23/3 | 18 | 10x9 | |

frenchkiss_synth.rle | Glider synthesis of the French kiss, January 2017: | frenchkiss_synth.rle | 23/3 | 50 | 57x46 | |

Frog II | A period 3 oscillator found in October 1972. | frogii.rle | 23/3 | 45 | 11x13 | |

Frothing puffer | A c/2 puffer with a seemingly unstable back end that nevertheless | frothingpuffer.rle | 23/3 | 175 | 33x23 | |

Frothing puffer 2 | Period 270 forward rake using period tripling of p90 input streams. | frothingpuffer2.rle | 23/3 | 4548 | 249x371 | |

Fumarole | A period 5 oscillator found in September 1989. | fumarole.rle | 23/3 | 18 | 8x7 | |

Fumarole_synth | Incremental synthesis by Mark Niemiec, direct synthesis by Stephen | fumarole_synth.rle | 23/3 | 288 | 191x52 | |

Fumarole on 34P13 | The smallest known non-trivial period 65 oscillator | fumaroleon34p13.rle | 23/3 | 52 | 21x18 | |

Fumarole on 43P18 | The smallest known period-90 oscillator. | fumaroleon43p18.rle | 23/3 | 61 | 23x18 | |

Fumarole on Achim's p11 | A small non-trivial period 55 oscillator. | fumaroleonachimsp... | 23/3 | 90 | 29x22 | |

Fuse with tail and long tail | http://conwaylife.com/wiki/Fuse_with_tail_and_long_tail | fusewithtailandlo... | 23/3 | 11 | 7x5 | |

Gabriel's p138 | A small period 138 oscillator, discovered on October 13, 2002 | gabrielsp138.rle | 23/3 | 36 | 21x21 | |

Gabriel's p138_synth | A 12-glider synthesis of Gabriel's p138 | gabrielsp138_synt... | 23/3 | 100 | 63x27 | |

Garden of Eden 1 | The first Garden of Eden that was explicitly constructed. Found in | gardenofeden1.rle | 23/3 | 226 | 33x9 | |

Garden of Eden 2 | A Garden of Eden (and orphan) that was the smallest known at the time of its ... | gardenofeden2.rle | 23/3 | 143 | 14x14 | |

Garden of Eden 3 | A Garden of Eden found on June 14, 2004, that was the smallest at the time of... | gardenofeden3.rle | 23/3 | 81 | 13x12 | |

Garden of Eden 4 | The smallest known Garden of Eden until Garden of Eden 5 was found in Septemb... | gardenofeden4.rle | 23/3 | 72 | 12x11 | |

Garden of Eden 5 | Was the smallest-known Garden of Eden in Conway's Game of Life until | gardenofeden5.rle | 23/3 | 69 | 11x11 | |

Garden of Eden 6 | Currently (as of November 27, 2013) the smallest-known Garden of Ed | gardenofeden6.rle | 23/36 | 56 | 10x10 | |

Gardens of Eden | Many Gardens of Eden found in 2009. | gardensofeden.rle | 23/3 | 4350 | 276x141 | |

gemini | XRLE Pos=-2753,-4702 Gen=0 | gemini.rle | 23/3 | 846278 | 4217807x4220191 | |

Germ | A period 3 oscillator found in September 1972. | germ.rle | 23/3 | 31 | 10x10 | |

Glasses | A period 2 oscillator. | glasses.rle | 23/3 | 54 | 18x11 | |

Glasses_synth | Glider synthesis of glasses. | glasses_synth.rle | 23/3 | 277 | 132x39 | |

Glider | The smallest, most common, and first discovered spaceship. Diagonal, has peri... | glider.rle | 23/3 | 5 | 3x3 | |

Glider_synth | Glider synthesis of a glider. | glider_synth.rle | 23/3 | 110 | 110x43 | |

Glider duplicator 1 | A glider duplicator made up of two Gosper glider guns. | gliderduplicator1... | 23/3 | 113 | 50x47 | |

Glider emulator | P4 tagalong for two big gliders, discovered in January 1999. | glideremulator.rle | 23/3 | 144 | 30x28 | |

Glider loop | A pattern in which two gliders are bounced back and forth along an | gliderloop.rle | 23/3 | 456 | 73x150 | |

Glider-producing switch engine | A common diagonal period 384 c/12 puffer made out of a single switch engine. | gliderproducingsw... | 23/3 | 123 | 67x60 | |

Glider-producing switch engine_synth | Glider synthesis for a glider-producing switch engine. | gliderproducingsw... | 23/3 | 177 | 158x87 | |

Glider-producing switch engine predecessor | A simple predecessor of the diagonal period 384 c/12 glider-producing switch ... | gliderproducingsw... | 23/3 | 12 | 28x6 | |

Gliders by the dozen | A methuselah with lifespan 184 that emits exactly 12 gliders over the course ... | glidersbythedozen... | 23/3 | 8 | 5x3 | |

Gliders by the dozen_synth | Glider synthesis of gliders by the dozen. | glidersbythedozen... | 23/3 | 107 | 110x15 | |

Glider symmetric PPS | A period 30 c/5 orthogonal spaceship in which a pre-pulsar is pushe | glidersymmetricpp... | 23/3 | 132 | 69x13 | |

Glide symmetric PPS | A period 30 orthogonal c/5 spaceship. | glidesymmetricpps... | 23/3 | 132 | 69x13 | |

Gosper glider gun | A true period 30 glider gun. | gosperglidergun.rle | 23/3 | 36 | 36x9 | |

Gosper glider gun_synth | Glider synthesis of Gosper glider gun. | gosperglidergun_s... | 23/3 | 40 | 47x14 | |

Gosper glider gun (glider destruction) | Glider destruction of the Gosper glider gun. | gosperglidergungl... | 23/3 | 70 | 47x24 | |

Gotts dots | A 41-cell pattern with population exhibits growth like tln(t). | gottsdots.rle | 23/3 | 41 | 187x39 | |

Gourmet | A period 32 oscillator found in March 1978. | gourmet.rle | 23/3 | 66 | 20x20 | |

Grandfather problem | http://conwaylife.com/wiki/Grandfather_problem | grandfatherproble... | 23/3 | 298 | 24x23 | |

Gray counter | A period 4 oscillator. | graycounter.rle | 23/3 | 26 | 13x9 | |

Gray counter_synth | Glider synthesis of Gray counter. | graycounter_synth... | 23/3 | 579 | 144x111 | |

Great on-off | A period 2 oscillator. | greatonoff.rle | 23/3 | 18 | 8x8 | |

Great on off_synth | Glider synthesis of pincers. | greatonoff_synth.rle | 23/3 | 192 | 80x98 | |

greyship-c-over-3 | c/3 greyship: Hartmut Holzwart, 24 July 2005 | greyship-c-over-3... | 23/3 | 3571 | 131x115 | |

Griddle and beehive | A period 2 oscillator. | griddleandbeehive... | 23/3 | 17 | 6x8 | |

Griddle and beehive_synth | A 16-glider synthesis of griddle and beehive | griddleandbeehive... | 23/3 | 161 | 159x71 | |

Griddle and block | A period 2 oscillator. | griddleandblock.rle | 23/3 | 15 | 6x7 | |

Griddle and block_synth | A 14-glider synthesis of griddle and block | griddleandblock_s... | 23/3 | 119 | 119x71 | |

Griddle and blocks | http://conwaylife.com/wiki/Griddle_and_blocks | griddleandblocks.rle | 23/3 | 19 | 6x7 | |

Griddle and boat | A period 2 oscillator. | griddleandboat.rle | 23/3 | 16 | 6x8 | |

Griddle and boat_synth | A 17-glider synthesis of griddle and boat | griddleandboat_sy... | 23/3 | 165 | 159x71 | |

Griddle and dock | http://conwaylife.com/wiki/Griddle_and_dock | griddleanddock.rle | 23/3 | 21 | 7x8 | |

Griddle and table | http://conwaylife.com/wiki/Griddle_and_table | griddleandtable.rle | 23/3 | 17 | 6x7 | |

Grin | A common parent of the block. | grin.rle | 23/3 | 4 | 4x2 | |

Gunstar | A four-barreled true period 144 glider gun found in 1990. | gunstar.rle | 23/3 | 736 | 149x149 | |

Gunstar 2 | A four-barrelled true period 168 glider gun. | gunstar2.rle | 23/3 | 363 | 119x119 | |

Gunstar 216 | A true period 216 version of the gunstar. | gunstar216.rle | 23/3 | 712 | 149x149 | |

Hacksaw | An orthogonal sawtooth with expansion factor equal to 9 that was fo | hacksaw.rle | 23/3 | 687 | 199x102 | |

Halfmax | A half spacefiller found in 2005. | halfmax.rle | 23/3 | 904 | 65x80 | |

Halfmax v2 | A half spacefiller found in 2005. | halfmaxv2.rle | 23/3 | 2285 | 117x112 | |

Halfmax v3 | A half spacefiller found in 2005. | halfmaxv3.rle | 23/3 | 1135 | 111x84 | |

Hammerhead | An orthogonal period 4 c/2 spaceship with many different possible rear ends. | hammerhead.rle | 23/3 | 76 | 18x16 | |

Harbor | A period 5 oscillator found in September 1978. | harbor.rle | 23/3 | 64 | 17x17 | |

Harbor_synth | Glider synthesis of harbor. | harbor_synth.rle | 23/3 | 170 | 209x209 | |

Harvester | A diagonal period 4 lightspeed fuse that was the first published example of a... | harvester.rle | 23/3 | 26 | 18x15 | |

Hat | A 9-cell still life. | hat.rle | 23/3 | 9 | 5x4 | |

Hat_synth | Glider synthesis of hats. | hat_synth.rle | 23/3 | 77 | 109x18 | |

Heart | A period 5 oscillator. | heart.rle | 23/3 | 26 | 11x11 | |

Heavyweight emulator | A period 4 oscillator that produces sparks similar to that of the heavyweight... | heavyweightemulat... | 23/3 | 34 | 16x7 | |

Heavyweight emulator_synth | Glider synthesis of heavyweight emulator. | heavyweightemulat... | 23/3 | 426 | 128x64 | |

Heavyweight volcano | A period 5 oscillator that emits a rather isolated domino spark. | heavyweightvolcan... | 23/3 | 124 | 24x17 | |

Hebdarole | A period 7 oscillator found in November 1997. | hebdarole.rle | 23/3 | 97 | 24x18 | |

Hectic | A period 30 oscillator found in September 1984. | hectic.rle | 23/3 | 74 | 39x39 | |

Heptapole | The barberpole of length 7 and thus a period 2 oscillator. | heptapole.rle | 23/3 | 13 | 10x10 | |

Heptapole_synth | Glider synthesis of heptapole. | heptapole_synth.rle | 23/3 | 204 | 119x53 | |

Herschel | A heptomino shaped like the lowercase letter h, which occurs at generation 20... | herschel.rle | 23/3 | 7 | 3x4 | |

Herschel grandparent | A grandparent of the herschel. | herschelgrandpare... | 23/3 | 7 | 5x4 | |

Herschel parent | A parent of the herschel. | herschelparent.rle | 23/3 | 6 | 5x4 | |

Herschel receiver | A pattern that converts to input gliders into a Herschel. Found in | herschelreceiver.rle | 23/3 | 58 | 50x33 | |

Herschel transmitter (stable) | A stable Herschel transmitter that was found in May 1997. | herscheltransmitt... | 23/3 | 33 | 19x18 | |

Hertz oscillator | A period 8 oscillator found by John Conway's group in 1970. | hertzoscillator.rle | 23/3 | 35 | 11x12 | |

Hertz oscillator_synth | Glider synthesis of Hertz oscillator. | hertzoscillator_s... | 23/3 | 320 | 137x73 | |

Hexapole | The barberpole of length 6 and thus a period 2 oscillator. | hexapole.rle | 23/3 | 12 | 9x9 | |

Hexapole_synth | Glider synthesis of hexapole. | hexapole_synth.rle | 23/3 | 72 | 38x21 | |

Hexominoes | All 35 hexominoes | hexominoes.rle | 23/3 | 210 | 82x43 | |

HighLife 10-cell still lifes | All 25 10-cell still lifes in the HighLife (23/36) rule. | highlife10cellsti... | 23/36 | 250 | 124x16 | |

HighLife 11-cell still lifes | All 44 11-cell still lifes in the HighLife (23/36) rule. | highlife11cellsti... | 23/36 | 484 | 115x42 | |

HighLife 12-cell still lifes | All 111 12-cell still lifes in the HighLife (23/36) rule. | highlife12cellsti... | 23/36 | 1332 | 259x71 | |

HighLife 13-cell still lifes | All 218 13-cell still lifes in the HighLife (23/36) rule. | highlife13cellsti... | 23/36 | 2834 | 288x150 | |

HighLife 4-cell still lifes | Both 4-cell still lifes in the HighLife (23/36) rule. | highlife4cellstil... | 23/36 | 8 | 9x3 | |

HighLife 5-cell still lifes | The only 5-cell still life in the HighLife (23/36) rule. | highlife5cellstil... | 23/36 | 5 | 3x3 | |

HighLife 6-cell still lifes | All 4 6-cell still lifes in the HighLife (23/36) rule. | highlife6cellstil... | 23/36 | 24 | 25x4 | |

HighLife 7-cell still lifes | All 4 7-cell still lifes in the HighLife (23/36) rule. | highlife7cellstil... | 23/36 | 28 | 26x4 | |

HighLife 8-cell still lifes | All 9 8-cell still lifes in the HighLife (23/36) rule. | highlife8cellstil... | 23/36 | 72 | 65x5 | |

HighLife 9-cell still lifes | All 9 9-cell still lifes in the HighLife (23/36) rule. | highlife9cellstil... | 23/36 | 81 | 84x6 | |

Replicator-based period 96 oscillator in HighLife (B36/S23) | http://conwaylife.com/wiki/HighLife | highlifereplicato... | 23/36 | 24 | 35x19 | |

highway-robber-no-stage | revised highway robber, using a Herschel-to-blinker converter | highway-robber-no... | 23/3 | 1036 | 229x233 | |

highway-robber-staged | Highway robber with multi-stage recovery: even though the full | highway-robber-st... | 23/3 | 1227 | 272x218 | |

Hive maker | A period 4 diagonal lightspeed fuse that creates beehives as its burns. | hivemaker.rle | 23/3 | 18 | 17x14 | |

Hivenudger | A period 4 c/2 orthogonal spaceship. | hivenudger.rle | 23/3 | 42 | 13x13 | |

Hivenudger 2 | An orthogonal period 8 c/2 line puffer based on the hivenudger. It leaves a t... | hivenudger2.rle | 23/3 | 163 | 30x27 | |

Hivenudger_synth | Glider synthesis of a hivenudger. | hivenudger_synth.rle | 23/3 | 268 | 154x109 | |

Hive test tube baby | http://conwaylife.com/wiki/Hive_test_tube_baby | hivetesttubebaby.rle | 23/3 | 20 | 12x6 | |

Honeybit | www.conwaylife.com/wiki/Honeybit | honeybit.rle | 23/3 | 32 | 34x14 | |

Honeycomb | A symmetric 12-cell still life. | honeycomb.rle | 23/3 | 12 | 6x5 | |

Honeycomb_synth | Glider synthesis of honeycomb (aka. superbeehive). | honeycomb_synth.rle | 23/3 | 478 | 116x116 | |

Honey farm | A common 24-cell still life that is made up of four beehives. | honeyfarm.rle | 23/3 | 24 | 13x13 | |

Honey farm_synth | Glider syntheses of honey farms. | honeyfarm_synth.rle | 23/3 | 500 | 152x73 | |

Honey thieves | The smallest known period 17 oscillator in terms of population | honeythieves.rle | 23/3 | 36 | 15x15 | |

Honeythieves_synth | Glider synthesis of the Honey thieves. | honeythieves_synt... | 23/3 | 327 | 135x84 | |

Honey thieves with test tube baby | A trivial period-34 oscillator | honeythieveswitht... | 23/3 | 43 | 16x19 | |

Hook | http://conwaylife.com/wiki/Hook | hook.rle | 23/3 | 4 | 3x2 | |

Hooks | A period 5 oscillator. | hooks.rle | 23/3 | 21 | 11x10 | |

Hook test tube baby | http://conwaylife.com/wiki/Hook_test_tube_baby | hooktesttubebaby.rle | 23/3 | 16 | 10x5 | |

Hook with tail | An 8-cell still life that went for a long time with no well-established name. | hookwithtail.rle | 23/3 | 8 | 5x4 | |

Hook with tail_synth | Glider syntheses of hook with tail | hookwithtail_synt... | 23/3 | 135 | 68x76 | |

House | An induction coil. | house.rle | 23/3 | 9 | 5x3 | |

House_synth | Glider syntheses of house. | house_synth.rle | 23/3 | 336 | 147x68 | |

House on house siamese table-on-table weld hat-siamese-hat | A 34-bit still life. | houseonhousesiame... | 23/3 | 34 | 7x13 | |

Hungry hat | http://conwaylife.com/wiki/Hungry_hat | hungryhat.rle | 23/3 | 11 | 6x5 | |

hungryhat_synth | Glider synthesis of hungry hat | hungryhat_synth.rle | 23/3 | 31 | 34x12 | |

Hustler | A period 3 oscillator found in June 1971. | hustler.rle | 23/3 | 30 | 11x12 | |

Hustler_synth | Glider synthesis of hustler. | hustler_synth.rle | 23/3 | 1563 | 182x142 | |

Hustler II | A period 4 oscillator. | hustlerii.rle | 23/3 | 42 | 16x13 | |

Hustler II_synth | Glider synthesis of hustler II. | hustlerii_synth.rle | 23/3 | 1098 | 155x119 | |

Heavyweight spaceship | A very well-known period 4 c/2 orthogonal spaceship. | hwss.rle | 23/3 | 13 | 7x5 | |

Heavyweight spaceship_synth | Glider synthesis of heavyweight spaceships. | hwss_synth.rle | 23/3 | 387 | 151x105 | |

HWSS blinker fuse | A c/2 orthogonal period 8 blinker fuse. | hwssblinkerfuse.rle | 23/3 | 34 | 28x9 | |

HWSS glider collision sample | first row: the five ways to delete a forward glider with an HWSS | hwssglidercollisi... | 23/3 | 164 | 90x38 | |

Infinite glider hotel | A pattern in which two pairs of Corderships recede and allow more and | infinitegliderhot... | 23/3 | 1278 | 566x572 | |

Infinite glider hotel 2 | A more compact infinite glider hotel, created on May 29, 2001. | infinitegliderhot... | 23/3 | 2120 | 274x206 | |

Infinite glider hotel 3 | Another compact infinite glider hotel, created in May, 2001. | infinitegliderhot... | 23/3 | 1707 | 256x157 | |

Infinite glider hotel 4 | Another compact infinite glider hotel, created on January 28, 2015. | infinitegliderhot... | 23/3 | 1379 | 198x165 | |

Infinite LWSS hotel | Similar to the infinite glider hotel, but for lightweight spaceship | infinitelwsshotel... | 23/3 | 3357 | 515x298 | |

Inflected 30-great sym | The most common naturally-occurring 32-bit still life. | inflected30greats... | 23/3 | 32 | 9x8 | |

32-1.rle | inflected30greats... | 23/3 | 94 | 104x46 | ||

Inline inverter | A reaction in which the Gosper glider gun can be used to invert the | inlineinverter.rle | 23/3 | 53 | 36x20 | |

Integral sign | A 9-cell still life. | integralsign.rle | 23/3 | 9 | 5x5 | |

Integral sign_synth | Glider syntheses of integral signs. | integralsign_synt... | 23/3 | 179 | 141x101 | |

Integral with hook | A 10-cell still life. | integralwithhook.rle | 23/3 | 10 | 6x5 | |

Integral with hook_synth | Glider synthesis of integral with hook. | integralwithhook_... | 23/3 | 300 | 145x103 | |

Integral with long hook | http://conwaylife.com/wiki/Integral_with_long_hook | integralwithlongh... | 23/3 | 11 | 7x5 | |

Integral with tub | A 10-cell still life. | integralwithtub.rle | 23/3 | 10 | 6x6 | |

Integral with tub_synth | Glider synthesis of integral with tub. | integralwithtub_s... | 23/3 | 102 | 116x15 | |

Integral with tub and hook | http://conwaylife.com/wiki/Integral_with_tub_and_hook | integralwithtuban... | 23/3 | 11 | 6x7 | |

Integral with two tubs | http://conwaylife.com/wiki/Integral_with_two_tubs | integralwithtwotu... | 23/3 | 11 | 7x7 | |

Interchange | A common period 2 oscillator made up of six blinkers. | interchange.rle | 23/3 | 18 | 14x7 | |

Interchange_synth | Glider syntheses of interchanges. | interchange_synth... | 23/3 | 230 | 76x106 | |

Iwona | A methuselah with lifespan 28786. Found on August 20, 2004. | iwona.rle | 23/3 | 19 | 20x21 | |

Jack | A period 4 oscillator found in April 1984. | jack.rle | 23/3 | 42 | 13x9 | |

Jack_synth | Glider synthesis of jack. | jack_synth.rle | 23/3 | 488 | 114x106 | |

Jagged lines | Jagged lines of gliders, formed by a drifting collision of two LWSS | jaggedlines.rle | 23/3 | 637 | 125x67 | |

Jam | A period 3 oscillator. | jam.rle | 23/3 | 13 | 6x7 | |

Jam_synth | Glider synthesis of jam. | jam_synth.rle | 23/3 | 152 | 149x22 | |

Jam on 34P13.1 | The smallest known period 39 oscillator as of April 2009, though it | jamon34p13.1.rle | 23/3 | 47 | 21x16 | |

Jam on 44P7.2 | The smallest known non-trivial period 21 oscillator. Has a single cell that o... | jamon44p7.2.rle | 23/3 | 61 | 17x16 | |

Jason's bow | A period 404 double-barreled gun based on the original Safalra's bow. | jasonsbow.rle | 245/368 | 330 | 92x42 | |

Jason's p11 | A period 11 oscillator. | jasonsp11.rle | 23/3 | 144 | 25x25 | |

Jason's p6 | http://conwaylife.com/wiki/Jason%27s_p6 | jasonsp6.rle | 23/3 | 36 | 10x10 | |

Jaws | A 150-cell breeder found by Nick Gotts in 1997. | jaws.rle | 23/3 | 150 | 654x2881 | |

Jaydot | http://conwaylife.com/wiki/Jaydot | jaydot.rle | 23/3 | 9 | 3x6 | |

Jellyfish | A c/7 period 7 diagonal spaceship for the move rule. | jellyfish.rle | 245/368 | 5 | 4x4 | |

Jolson | A period 15 oscillator consisting of two blocks hassled by two pentadecathlon... | jolson.rle | 23/3 | 69 | 13x19 | |

Jolson_synth | Glider syntheses of Jolson. | jolson_synth.rle | 23/3 | 325 | 100x100 | |

Jolson (period 9) | A period 9 modification of the Jolson oscillator. | jolsonperiod9.rle | 23/3 | 117 | 22x24 | |

Jason's p36 | http://conwaylife.com/wiki/Jason%27s_p36 | jsp36.rle | 23/3 | 56 | 39x18 | |

Justyna | A methuselah with lifespan 26458 that was found in May 2004. | justyna.rle | 23/3 | 20 | 22x17 | |

Karel's p15 | A period 15 oscillator discovered on December 11, 2002 | karelsp15.rle | 23/3 | 28 | 10x11 | |

Karel's p15_synth | An 18-glider synthesis of Karel's p15 | karelsp15_synth.rle | 23/3 | 118 | 64x33 | |

Kickback reaction | http://conwaylife.com/wiki/Kickback_reaction | kickbackreaction.rle | 23/3 | 10 | 8x7 | |

Killer candlefrobras | A period 3 oscillator made up of two candlefrobras that act in some ways like... | killercandlefrobr... | 23/3 | 32 | 21x5 | |

Killer candlefrobras eating a HWSS | Killer candlefrobras, a period 3 oscillator made up of two candlefrobras that... | killercandlefrobr... | 23/3 | 45 | 21x14 | |

Killer toads | A period 2 oscillator made up of a pair of toads acting together so that they... | killertoads.rle | 23/3 | 12 | 4x7 | |

Knightwave | http://conwaylife.com/wiki/Knightwave | knightwave.rle | 23/3 | 448 | 319x192 | |

Kok's galaxy | A period 8 oscillator that was found in 1971. | koksgalaxy.rle | 23/3 | 28 | 9x9 | |

Kok's galaxy_synth | Incremental syntheses by Mark Niemiec and direct synthesis by Jason | koksgalaxy_synth.rle | 23/3 | 1397 | 221x113 | |

Lake 2 | A 24-cell still life. | lake2.rle | 23/3 | 24 | 10x10 | |

Lake 2_synth | A 10-glider synthesis of lake 2 | lake2_synth.rle | 23/3 | 82 | 71x18 | |

Laputa | A period 2 oscillator found in September 1992. | laputa.rle | 23/3 | 32 | 12x7 | |

Lidka | A methuselah with lifespan 29055. | lidka.rle | 23/3 | 13 | 9x15 | |

Life without death quadratic growth | A pattern that grows quadratically (and eventually predictably) to | lifewithoutdeathq... | 012345678/3 | 724 | 47x47 | |

Light bulb | A period 2 oscillator that was found in 1971. | lightbulb.rle | 23/3 | 23 | 7x9 | |

Light bulb_synth | Glider synthesis of light bulb. | lightbulb_synth.rle | 23/3 | 135 | 71x30 | |

Light speed oscillator 1 | A period 5 extensible oscillator. | lightspeedoscilla... | 23/3 | 373 | 69x19 | |

Light speed oscillator 2 | A period 5 extensible oscillator. | lightspeedoscilla... | 23/3 | 451 | 85x25 | |

Light speed oscillator 3 | A period 5 extensible oscillator. | lightspeedoscilla... | 23/3 | 938 | 73x73 | |

Lightweight emulator | A period 4 oscillator that produces sparks similar to that of the lightweight... | lightweightemulat... | 23/3 | 30 | 14x6 | |

Line-puffer | A c/2 orthogonal line-puffer of width 76 | linepuffer.rle | 23/3 | 878 | 156x32 | |

lineship1 | p96 c/12 diagonal lineship: David Bell , 24 June 2005 | lineship1.rle | 23/3 | 7178 | 675x653 | |

lineship2 | p768 c/12 diagonal line burner: Dave Greene, 25 June 2005 | lineship2.rle | 23/3 | 9212 | 850x912 | |

lineship3 | Smaller diagonal c/12 lineship using segmented construction | lineship3.rle | 23/3 | 3583 | 668x603 | |

lineship4 | Adjustable-period growing/shrinking Corder-based c/12 lineship | lineship4.rle | 23/3 | 4620 | 894x809 | |

Loading dock | A period 3 oscillator that was found in September 1972. | loadingdock.rle | 23/3 | 22 | 9x8 | |

Loaf | A very common 7-cell still life. | loaf.rle | 23/3 | 7 | 4x4 | |

Loaf_synth | Glider syntheses of loaves. | loaf_synth.rle | 23/3 | 301 | 148x111 | |

loafer.rle | small c/7 orthogonal spaceship found 17 February 2013 | loafer.rle | 23/3 | 20 | 9x9 | |

loafer_synth.rle | 8-glider synthesis of loafer found 18 February 2013, | loafer_synth.rle | 23/3 | 40 | 34x31 | |

Loaflipflop | www.conwaylife.com/wiki/Loaflipflop | loaflipflop.rle | 23/3 | 79 | 34x34 | |

Loaf siamese barge | A 10-cell still life. | loafsiamesebarge.rle | 23/3 | 10 | 5x5 | |

Loaf siamese barge_synth | Glider synthesis of loaf siamese barge. | loafsiamesebarge_... | 23/3 | 315 | 148x104 | |

Loaf siamese loaf | An 11-cell still life. | loafsiameseloaf.rle | 23/3 | 11 | 5x5 | |

Loaf siamese loaf_synth | Glider synthesis of loaf siamese loaf. | loafsiameseloaf_s... | 23/3 | 286 | 108x95 | |

Loaf test tube baby | http://conwaylife.com/wiki/Loaf_test_tube_baby | loaftesttubebaby.rle | 23/3 | 22 | 12x7 | |

Loaf tie eater-with-tail | The third most common naturally-occurring 18-bit still life. | loaftieeaterwitht... | 23/3 | 18 | 8x7 | |

18-7007.rle | loaftieeaterwitht... | 23/3 | 123 | 114x106 | ||

Loaf tractor beam | A tractor beam that pulls a loaf. | loaftractorbeam.rle | 23/3 | 70 | 47x8 | |

Log(t)^2 growth | A pattern that experience infinite growth that is O(log(t)^2). Foun | logt2growth.rle | 23/3 | 1431 | 290x218 | |

Long barge | An 8-cell still life. | longbarge.rle | 23/3 | 8 | 5x5 | |

Long barge_synth | Glider synthesis of long barges. | longbarge_synth.rle | 23/3 | 174 | 146x46 | |

Long boat | A 7-cell still life. | longboat.rle | 23/3 | 7 | 4x4 | |

Long boat_synth | Glider synthesis of long boats. | longboat_synth.rle | 23/3 | 533 | 157x112 | |

Long Canada goose | A Canada goose with a longer front end. | longcanadagoose.rle | 23/3 | 175 | 35x34 | |

Long canoe | A 9-cell still life. | longcanoe.rle | 23/3 | 9 | 6x6 | |

Long canoe_synth | Glider syntheses of long canoe. | longcanoe_synth.rle | 23/3 | 58 | 74x16 | |

Long cis-hook with tail | An 11-bit still life. | longcishookwithta... | 23/3 | 11 | 6x7 | |

Long cis-shillelagh | An 11-bit still life. | longcisshillelagh... | 23/3 | 11 | 6x7 | |

Long claw with tail | An 11-bit still life. | longclawwithtail.rle | 23/3 | 11 | 7x4 | |

Long fuse with two tails | An 11-bit still life. | longfusewithtwota... | 23/3 | 11 | 7x5 | |

Long hook | An induction coil that is a longer version of a bookend (aka. a hook). | longhook.rle | 23/3 | 8 | 5x3 | |

Longhook and dock | http://conwaylife.com/wiki/Longhook_and_dock | longhookanddock.rle | 23/3 | 18 | 7x6 | |

Long hook with tail | A 9-cell still life. | longhookwithtail.rle | 23/3 | 9 | 6x4 | |

Long hook with tail_synth | Glider synthesis of long hook with tail. | longhookwithtail_... | 23/3 | 126 | 73x51 | |

Longhorn | A 19-bit still life. | longhorn.rle | 23/3 | 19 | 9x6 | |

19-4199.rle | longhorn_synth.rle | 23/3 | 120 | 62x66 | ||

Long integral | A 10-cell still life. It is the long version of an integral sign. | longintegral.rle | 23/3 | 10 | 4x6 | |

Long integral_synth | Glider synthesis of long integral. | longintegral_synt... | 23/3 | 101 | 70x73 | |

Long long barge | A 10-cell still life. | longlongbarge.rle | 23/3 | 10 | 6x6 | |

Long long barge_synth | Glider synthesis of long long barge. | longlongbarge_syn... | 23/3 | 51 | 71x10 | |

Long long boat | A 9-cell still life. | longlongboat.rle | 23/3 | 9 | 5x5 | |

Long long boat_synth | Glider synthesis of long long boats. | longlongboat_synt... | 23/3 | 63 | 71x13 | |

Long long canoe | A 10-cell still life. | longlongcanoe.rle | 23/3 | 10 | 7x7 | |

Long long canoe_synth | Glider syntheses of long long canoes. | longlongcanoe_syn... | 23/3 | 252 | 110x78 | |

Long long hook with tail | A 10-cell still life. | longlonghookwitht... | 23/3 | 10 | 7x4 | |

Long long hook with tail_synth | Glider synthesis of long long hook with tail. | longlonghookwitht... | 23/3 | 241 | 108x91 | |

Long long shillelagh | A 10-cell still life that is the long long version of the shillelagh. | longlongshillelag... | 23/3 | 10 | 7x4 | |

Long long shillelagh_synth | Glider synthesis of long long shillelagh. | longlongshillelag... | 23/3 | 201 | 107x56 | |

Long long ship | A 10-cell still life. | longlongship.rle | 23/3 | 10 | 5x5 | |

Long long ship_synth | Glider syntheses of long long ship | longlongship_synt... | 23/3 | 287 | 154x120 | |

Long long snake | An 8-cell still life. | longlongsnake.rle | 23/3 | 8 | 6x4 | |

Long long snake_synth | Glider synthesis of long long snake. | longlongsnake_syn... | 23/3 | 104 | 114x26 | |

Long prodigal | http://conwaylife.com/wiki/Long_prodigal | longprodigal.rle | 23/3 | 11 | 7x5 | |

Long shillelagh | A 9-cell still life that is the long version of the shillelagh. | longshillelagh.rle | 23/3 | 9 | 6x3 | |

Long shillelagh_synth | Glider synthesis of long shillelagh. | longshillelagh_sy... | 23/3 | 176 | 83x93 | |

Long ship | An 8-cell still life. | longship.rle | 23/3 | 8 | 4x4 | |

Long ship_synth | Glider syntheses of long ship. | longship_synth.rle | 23/3 | 140 | 144x60 | |

Long snake | A 7-cell still life. | longsnake.rle | 23/3 | 7 | 5x3 | |

Long snake_synth | Glider syntheses of long snakes. | longsnake_synth.rle | 23/3 | 58 | 68x11 | |

Loop | A 10-cell still life. | loop.rle | 23/3 | 10 | 5x4 | |

Loop_synth | Glider synthesis of loop. | loop_synth.rle | 23/3 | 258 | 79x111 | |

Lightweight spaceship | A very well-known period 4 c/2 orthogonal spaceship. | lwss.rle | 23/3 | 9 | 5x4 | |

Lightweight spaceship_synth | Glider synthesis of lightweight spaceships. | lwss_synth.rle | 23/3 | 294 | 149x103 | |

LWSS on HWSS | http://conwaylife.com/wiki/LWSS_on_HWSS | lwssonhwss.rle | 23/3 | 22 | 7x12 | |

LWSS on MWSS | http://conwaylife.com/wiki/LWSS_on_MWSS | lwssonmwss.rle | 23/3 | 20 | 6x12 | |

LWSS tagalong | A tagalong for two lightweight, middleweight, or heavyweight spaces | lwsstagalong.rle | 23/3 | 117 | 25x19 | |

Mangled 1 beacon | http://conwaylife.com/wiki/Mangled_1_beacon | mangled1beacon.rle | 23/3 | 16 | 7x7 | |

Mango | A common 8-cell still life. | mango.rle | 23/3 | 8 | 5x4 | |

Mango_synth | Glider synthesis of mangos. | mango_synth.rle | 23/3 | 496 | 157x106 | |

Mango test tube baby | http://conwaylife.com/wiki/Mango_test_tube_baby | mangotesttubebaby... | 23/3 | 24 | 14x7 | |

Mathematician | A period 5 oscillator found in 1972. | mathematician.rle | 23/3 | 35 | 9x11 | |

Max | A spacefiller that fills space with zebra stripes. | max.rle | 23/3 | 187 | 27x27 | |

Maximum volatility gun | True-period p177 gun, volatility=1. Jason Summers, 22 Oct 2009 | maximumvolatility... | 23/3 | 6434 | 1087x1043 | |

Maze 2-cell still lifes | All 2-cell still lifes in the maze (12345/3) rule. | maze2cellstilllif... | 12345/3 | 4 | 5x2 | |

Maze 3-cell still lifes | All 3-cell still lifes in the maze (12345/3) rule. | maze3cellstilllif... | 12345/3 | 3 | 3x3 | |

Maze 4-cell still lifes | All 4-cell still lifes in the maze (12345/3) rule. | maze4cellstilllif... | 12345/3 | 20 | 23x4 | |

Maze 5-cell still lifes | All 5-cell still lifes in the maze (12345/3) rule. | maze5cellstilllif... | 12345/3 | 35 | 38x5 | |

Maze 6-cell still lifes | All 18 6-cell still lifes in the maze (12345/3) rule. | maze6cellstilllif... | 12345/3 | 108 | 58x13 | |

Maze 7-cell still lifes | All 40 7-cell still lifes in the maze (12345/3) rule. | maze7cellstilllif... | 12345/3 | 280 | 134x15 | |

Maze 8-cell still lifes | All 197 8-cell still lifes in the maze (12345/3) rule. | maze8cellstilllif... | 12345/3 | 1576 | 311x42 | |

Maze 9-cell still lifes | All 669 9-cell still lifes in the maze (12345/3) rules. | maze9cellstilllif... | 12345/3 | 6021 | 281x169 | |

Maze period 2 | Small period 2 oscillators in the maze rule. | mazeperiod2.rle | 12345/3 | 48 | 28x5 | |

Maze still lifes | A collection of still lifes in the maze (12345/3) rule. | mazestilllifes.rle | 12345/3 | 462 | 122x22 | |

Maze wickstretcher | A common wickstretcher in the maze (12345/3) rule. | mazewickstretcher... | 12345/3 | 20 | 6x8 | |

Mazing | A period 4 oscillator. | mazing.rle | 23/3 | 12 | 7x7 | |

Mazing_synth | Glider synthesis of mazing. | mazing_synth.rle | 23/3 | 91 | 70x22 | |

Mersenne prime calculator | A pattern that computes Mersenne primes. Based on Jason Summers' Fe | mersenneprimecalc... | 23/3 | 7005 | 893x590 | |

Merzenich p18 | The first period 18 billiard-table oscillator, found in June 2011. | merzenichp18.rle | 23/3 | 71 | 17x15 | |

Merzenich's p64 | The smallest known period-64 oscillator. | merzenichsp64.rle | 23/3 | 34 | 21x21 | |

Metacatacryst | A pattern that starts with just 52 cells but grows quadratically. | metacatacryst.rle | 23/3 | 52 | 59739x14663 | |

Mickey Mouse | A 26-cell still life named by Mark Niemiec. | mickeymouse.rle | 23/3 | 26 | 10x7 | |

Middleweight emulator | A period 4 oscillator that produces sparks similar to those of the | middleweightemula... | 23/3 | 32 | 15x7 | |

Middleweight emulator_synth | Glider synthesis of middleweight emulator. | middleweightemula... | 23/3 | 362 | 127x54 | |

Middleweight volcano | A period 5 oscillator found in April 1992 that produces sparks much | middleweightvolca... | 23/3 | 47 | 13x11 | |

Mini pressure cooker | A period 3 oscillator found no later than June 1972. | minipressurecooke... | 23/3 | 28 | 11x10 | |

Mini pressure cooker_synth | A 27-glider synthesis of mini pressure cooker | minipressurecooke... | 23/3 | 353 | 134x76 | |

Mirage | A pattern that quickly creates and destroys a Gosper glider gun. | mirage.rle | 23/3 | 331 | 68x46 | |

Mirrored dock | A 20-cell still life composed of two docks facing each other. | mirroreddock.rle | 23/3 | 20 | 6x7 | |

Mirrored dock_synth | Glider syntheses of mirrored docks. | mirroreddock_synt... | 23/3 | 90 | 67x19 | |

Merzenich's P11 | Period 11 oscillator with two diagonal lines of symmetry, | mmp11.rle | 23/3 | 76 | 21x21 | |

Mold | The smallest period 4 oscillator. | mold.rle | 23/3 | 12 | 6x6 | |

Mold_synth | Glider synthesis of mold. | mold_synth.rle | 23/3 | 332 | 146x106 | |

Mold and long hook eating tub | The smallest known period 12 oscillator, though it is usually considered triv... | moldandlonghookea... | 23/3 | 24 | 6x14 | |

Mold and long hook eating tub_synth | A 20-glider synthesis of mold and long hook eating tub | moldandlonghookea... | 23/3 | 272 | 111x52 | |

mold on 36P22 | The smallest known non-trivial period 44 oscillator | moldon36p22.rle | 23/3 | 50 | 27x16 | |

mold on 36P22_synth | A 16-glider synthesis of mold on 36P22 | moldon36p22_synth... | 23/3 | 135 | 88x39 | |

Mold on 41P7.2 | The smallest known non-trivial period 28 oscillator | moldon41p7.2.rle | 23/3 | 53 | 15x14 | |

Mold on 48P31 | The smallest known period-124 oscillator. | moldon48p31.rle | 23/3 | 60 | 24x24 | |

Mold on fumarole | The smallest known period 20 oscillator. It is non-trivial because | moldonfumarole.rle | 23/3 | 30 | 9x14 | |

Mold on fumarole_synth | A 12-glider synthesis of mold on fumarole | moldonfumarole_sy... | 23/3 | 90 | 53x30 | |

Mold on pentadecathlon | A small non-trivial period 60 oscillator | moldonpentadecath... | 23/3 | 24 | 10x13 | |

Mold on pentadecathlon_synth | An 8-glider synthesis of mold on pentadecathlon | moldonpentadecath... | 23/3 | 64 | 37x19 | |

Mold on rattlesnake | The smallest known period-44 oscillator. | moldonrattlesnake... | 23/3 | 45 | 14x15 | |

Monoclaw test tube baby | http://conwaylife.com/wiki/Monoclaw_test_tube_baby | monoclawtesttubeb... | 23/3 | 17 | 10x6 | |

Monogram | A period 4 oscillator found in August 1989. | monogram.rle | 23/3 | 18 | 7x5 | |

Monogram_synth | Glider synthesis of monogram. | monogram_synth.rle | 23/3 | 189 | 146x17 | |

Montana | A period 5 oscillator found in June 2011. | montana.rle | 23/3 | 34 | 12x10 | |

Moon | A simple period-1 speed c spaceship in the "seeds" rule. | moon.rle | /2 | 4 | 2x4 | |

Moose antlers | A simple 15-cell still life. | mooseantlers.rle | 23/3 | 15 | 9x5 | |

Moose antlers_synth | Glider syntheses of moose antlers. | mooseantlers_synt... | 23/3 | 261 | 142x114 | |

Mosquito 1 | A 103-cell quadratic growth pattern found in September 1998. | mosquito1.rle | 23/3 | 103 | 1794x412 | |

Mosquito 1b | A 97-cell quadratic growth pattern found on October 6, 1998. | mosquito1b.rle | 23/3 | 97 | 1794x411 | |

Mosquito 2 | An 85-cell quadratic growth pattern | mosquito2.rle | 23/3 | 85 | 1644x315 | |

Mosquito 3 | A 75-cell quadratic growth pattern | mosquito3.rle | 23/3 | 75 | 2754x650 | |

Mosquito 4 | A 73-cell quadratic growth pattern | mosquito4.rle | 23/3 | 73 | 2754x650 | |

Mosquito 5 | A 71-cell pattern that exhibits quadratic growth. | mosquito5.rle | 23/3 | 71 | 2754x650 | |

Move puffer | A common puffer in the move (125/368) rule. | movepuffer.rle | 245/368 | 6 | 2x6 | |

Move still lifes | All still lifes with 10 or fewer cells in the move (245/368) rule. | movestilllifes.rle | 245/368 | 106 | 23x39 | |

Moving sawtooth | A moving sawtooth that was found on July 10, 2005. | movingsawtooth.rle | 23/3 | 1239 | 128x173 | |

Multum in parvo | A methuselah with lifespan 3933. | multuminparvo.rle | 23/3 | 7 | 6x4 | |

Muttering moat 1 | A period 2 oscillator and a muttering moat, found in May 1993. | mutteringmoat1.rle | 23/3 | 15 | 7x7 | |

mutteringmoat1_synth | Glider synthesis of muttering moat 1 | mutteringmoat1_sy... | 23/3 | 158 | 140x44 | |

Middleweight spaceship | A very well-known period 4 c/2 orthogonal spaceship. | mwss.rle | 23/3 | 11 | 6x5 | |

Middleweight spaceship_synth | Glider synthesis of middleweight spaceships. | mwss_synth.rle | 23/3 | 385 | 156x105 | |

Negentropy | A period 2 oscillator that is very similar to the Hertz oscillator. | negentropy.rle | 23/3 | 36 | 11x12 | |

New five | A period 3 oscillator found in January 1990. | newfive.rle | 23/3 | 29 | 9x9 | |

New gun 1 | A true period 46 gun. The second known basic gun. | newgun1.rle | 23/3 | 56 | 34x34 | |

New gun 2 | A true period 144 glider gun that consists of a block factory whose output is... | newgun2.rle | 23/3 | 95 | 51x24 | |

Newshuttle | The first period 28 oscillator to be discovered | newshuttle.rle | 23/3 | 288 | 49x49 | |

Nine | http://conwaylife.com/wiki/Nine | nine.rle | 23/3 | 6 | 3x4 | |

Noah's ark | A diagonal period 1344 c/12 puffer made up of two switch engines that was fou... | noahsark.rle | 23/3 | 16 | 15x15 | |

Noah's ark_synth | Glider synthesis of Noah's ark. | noahsark_synth.rle | 23/3 | 102 | 120x52 | |

Nonapole | http://conwaylife.com/wiki/Nonapole | nonapole.rle | 23/3 | 15 | 12x12 | |

Non-monotonic spaceship 1 | An orthogonal period 4 c/4 spaceship that was the first non-monotonic spacesh... | nonmonotonicspace... | 23/3 | 66 | 21x11 | |

Octagon 2 | The first known period 5 oscillator. | octagon2.rle | 23/3 | 16 | 8x8 | |

Octagon 2_synth | Glider synthesis of octagon 2. | octagon2_synth.rle | 23/3 | 200 | 153x79 | |

Octagon 2 on 36P22 | A small non-trivial period 110 oscillator | octagon2on36p22.rle | 23/3 | 52 | 32x16 | |

Octagon 4 | http://conwaylife.com/wiki/Octagon_4 | octagon4.rle | 23/3 | 40 | 16x16 | |

Octagon 4_synth | A 34-glider synthesis of Octagon 4 | octagon4_synth.rle | 23/3 | 218 | 142x118 | |

Octapole | http://conwaylife.com/wiki/Octapole | octapole.rle | 23/3 | 14 | 11x11 | |

Octapole_synth | Glider synthesis of the octapole. | octapole_synth.rle | 23/3 | 60 | 55x33 | |

Odd keys | A period 3 oscillator. | oddkeys.rle | 23/3 | 16 | 12x5 | |

Odd keys_synth | A 21-glider synthesis of odd keys | oddkeys_synth.rle | 23/3 | 123 | 98x77 | |

Odd test tube baby | A period 2 oscillator. | oddtesttubebaby.rle | 23/3 | 15 | 9x6 | |

Odd test tube baby_synth | An 11-glider synthesis of odd test tube baby | oddtesttubebaby_s... | 23/3 | 154 | 178x19 | |

Omnibus | http://conwaylife.com/wiki/Omnibus | omnibus.rle | 23/3 | 40 | 9x10 | |

Omnibus with tubs | http://conwaylife.com/wiki/Omnibus_with_tubs | omnibuswithtubs.rle | 23/3 | 42 | 9x11 | |

One per generation | A tubstretcher that grows by exactly one cell every generation. | onepergeneration.rle | 23/3 | 44 | 17x15 | |

Onion rings | A simple onion rings agar. | onionrings.rle | 23/3 | 4608 | 96x96 | |

O-pentomino | One of the 12 pentominoes. | opentomino.rle | 23/3 | 5 | 5x1 | |

Original diuresis | The original form of diuresis using pentadecathlons for stabilizati | originaldiuresis.rle | 23/3 | 94 | 44x21 | |

original gliders by the dozen | The original form of gliders by the dozen | originalglidersby... | 23/3 | 20 | 9x5 | |

Original P15 pre-pulsar spaceship | The first known period-15 c/5 orthogonal spaceship | originalp15prepul... | 23/3 | 1466 | 51x144 | |

Original p44 pi-heptomino hassler | The original form of p44 pi-heptomino hassler | originalp44pihept... | 23/3 | 126 | 31x44 | |

Original P56 B-heptomino shuttle | The original form of P56 B-heptomino shuttle, discovered sometime b | originalp56bhepto... | 23/3 | 99 | 40x21 | |

Orion | A c/4 diagonal period 4 spaceship found in April 1993. | orion.rle | 23/3 | 39 | 14x15 | |

Orion 2 | A diagonal period 4 c/4 spaceship. | orion2.rle | 23/3 | 32 | 13x13 | |

Ortho-loaf and table | A 13-cell still life. | ortholoafandtable... | 23/3 | 13 | 5x7 | |

Ortho-loaf and table_synth | Glider syntheses of ortho-loaf and table | ortholoafandtable... | 23/3 | 209 | 108x73 | |

osc-p43+ | This pattern demonstrates the existence of oscillators of all | osc-p43+.rle | 23/3 | 236 | 65x65 | |

OTCA metapixel | A unit cell that is capable of emulating any Life-like cellular aut | otcametapixel.rle | 23/3 | 64691 | 2058x2058 | |

OTCA metapixel (off) | A unit cell that is capable of emulating any Life-like cellular aut | otcametapixeloff.rle | 23/3 | 23920 | 2058x2058 | |

Overweight emulator | http://conwaylife.com/wiki/Overweight_emulator | overweightemulato... | 23/3 | 39 | 17x9 | |

Overweight spaceship | A would-be spaceship similar to the LWSS, MWSS and HWSS, but longer. It is un... | owss.rle | 23/3 | 15 | 8x5 | |

P110 traffic jam | The first period 110 oscillator to be found, discovered on October | p110trafficjam.rle | 23/3 | 558 | 111x72 | |

p11 double-length signal injector | A period 11 oscillator discovered by Matthias Merzenich in June 2011. | p11doublelengthsi... | 23/3 | 262 | 51x46 | |

P11 pinwheel | Rotationally symmetric p11 oscillator discovered in May 2009. | p11pinwheel.rle | 23/3 | 72 | 23x23 | |

P124 lumps of muck hassler | Discovered July 31, 1994 | p124lumpsofmuckha... | 23/3 | 150 | 39x38 | |

P132 Hans Leo hassler | A period 132 version of the Hans Leo hassler oscillator. | p132hansleohassle... | 23/3 | 179 | 40x39 | |

P144 Hans Leo hassler | A period 144 version of the Hans Leo hassler oscillator. | p144hansleohassle... | 23/3 | 146 | 33x40 | |

P156 Hans Leo hassler | A period 156 traffic light hassler. The first period 156 oscillator | p156hansleohassle... | 23/3 | 157 | 33x40 | |

P15 pre-pulsar spaceship | A period-15 c/5 orthogonal spaceship | p15prepulsarspace... | 23/3 | 494 | 61x43 | |

P160 dart gun | The smallest known dart gun with the shortest period, as of December 2014. | p160dartgun.rle | 23/3 | 11094 | 657x620 | |

p18 glider shuttle | A period-18 glider shuttle based on the p42 glider shuttle | p18glidershuttle.rle | 23/3 | 401 | 55x55 | |

P18 honey farm hassler | A period 18 oscillator found in January 2015. | p18honeyfarmhassl... | 23/3 | 54 | 30x18 | |

p1megacell | Universal stable metacell | p1megacell.rle | 23/3 | 205145 | 32770x32770 | |

P200 traffic jam | A period-200 oscillator based on the traffic jam reaction, found by Bill Gosp... | p200trafficjam.rle | 23/3 | 464 | 77x77 | |

P22 lumps of muck hassler | A period 22 oscillator found in September 2015. | p22lumpsofmuckhas... | 23/3 | 114 | 49x31 | |

p230 glider shuttle | A period-230 oscillator based on the p50 glider shuttle | p230glidershuttle... | 23/3 | 388 | 62x52 | |

p246 glider shuttle | A period-246 oscillator based on the p42 glider shuttle | p246glidershuttle... | 23/3 | 298 | 60x50 | |

p24 shuttle | A period 24 shuttle oscillator found by Karel Suhajda. | p24shuttle.rle | 23/3 | 38 | 20x20 | |

p24 shuttle synthesis | Synthesis of the p24 using 15 gliders, from Mark D. Niemiec's life synthesis ... | p24shuttle_synth.rle | 23/3 | 288 | 158x119 | |

P26 glider shuttle | The smallest known period 26 oscillator in terms of population | p26glidershuttle.rle | 23/3 | 148 | 53x53 | |

P30 beehive hassler | A period 30 oscillator related to the p35 beehive hassler | p30beehivehassler... | 23/3 | 372 | 79x24 | |

p31 reflection | 48P31 acting as a 90-degree reflector | p31reflection.rle | 23/3 | 58 | 35x32 | |

p32 blinker hassler | http://conwaylife.com/wiki/P32_blinker_hassler | p32blinkerhassler... | 23/3 | 75 | 21x23 | |

p32 blinker hassler 2 | A period 32 oscillator found by Noam Elkies in April 2010. | p32blinkerhassler... | 23/3 | 115 | 30x24 | |

p35.1 | The first known period 35 oscillator | p35beehivehassler... | 23/3 | 372 | 79x24 | |

P35 honey farm hassler | Found on 9 January 2016, with a hacked version of ptbsearch | p35honeyfarmhassl... | 23/3 | 44 | 24x17 | |

P36 toad hassler | The first period 36 oscillator to be discovered | p36toadhassler.rle | 23/3 | 86 | 20x26 | |

p36 toadsucker | A period 36 toadsucker | p36toadsucker.rle | 23/3 | 86 | 21x26 | |

P37 interaction | Two copies of 124P37 interacting non-trivially by hassling a beehiv | p37interaction.rle | 23/3 | 298 | 72x44 | |

p37 reflections | period-37 180-degree and 90-degree glider reflections | p37reflections.rle | 23/3 | 553 | 271x47 | |

P40 B-heptomino shuttle | The first period 40 oscillator to be discovered | p40bheptominoshut... | 23/3 | 68 | 26x23 | |

P416 60P5H2V0 gun | A true period 416 gun that fires copies of 60P5H2V0. | p41660p5h2v0gun.rle | 23/3 | 26342 | 990x979 | |

p42 glider shuttle | The first period-42 oscillator to be discovered | p42glidershuttle.rle | 23/3 | 143 | 32x32 | |

p43 glider loop | A period-43 oscillator based on a stable reflector | p43gliderloop.rle | 23/3 | 228 | 65x65 | |

p43 glider shuttle | A period-43 oscillator based on a stable reflector | p43glidershuttle.rle | 23/3 | 228 | 65x65 | |

p448dartgun | A p448 gun that fires c/3 "dart" spaceships. | p448dartgun.rle | 23/3 | 25205 | 2219x2173 | |

p44 guns | Buckingham's original gun and its improvement, as well as Dietrich | p44guns.rle | 23/3 | 612 | 212x60 | |

P44 pi-heptomino hassler | The first period 44 oscillator to be discovered. | p44piheptominohas... | 23/3 | 102 | 31x44 | |

P44 pi-heptomino hassler_synth | A 67-glider synthesis of the p44 pi-heptomino hassler | p44piheptominohas... | 23/3 | 393 | 94x90 | |

P44 traffic light hassler | A period 44 oscillator. | p44trafficlightha... | 23/3 | 260 | 36x53 | |

P44 traffic light hassler (original) | A period 44 oscillator found in April 2010. | p44trafficlightha... | 23/3 | 436 | 36x86 | |

p45 engine | A period-45 oscillator found on 29 Apr 2009 | p45engine.rle | 23/3 | 100 | 42x42 | |

p46 gun | The smallest known period-46 gun | p46gun.rle | 23/3 | 50 | 49x14 | |

P48 toad hassler | The first period 48 oscillator to be discovered; found on December | p48toadhassler.rle | 23/3 | 326 | 36x54 | |

P48 toad sucker | A period 48 toad sucker | p48toadsucker.rle | 23/3 | 326 | 37x54 | |

p50 glider shuttle | The first period-50 oscillator to be discovered | p50glidershuttle.rle | 23/3 | 188 | 33x33 | |

P50 traffic jam | The smallest known period 50 oscillator; discovered on October 16, | p50trafficjam.rle | 23/3 | 92 | 48x16 | |

P50 traffic jam_synth | A 34-glider synthesis of P50 traffic jam | p50trafficjam_syn... | 23/3 | 954 | 293x129 | |

p53 glider loop | A period-53 oscillator based on a stable reflector | p53gliderloop.rle | 23/3 | 228 | 75x75 | |

p54 shuttle | A period 54 oscillator that is a variant of the twin bees shuttle found by Da... | p54shuttle.rle | 23/3 | 68 | 29x17 | |

P54 shuttle_synth | A 12-glider synthesis of the p54 shuttle | p54shuttle_synth.rle | 23/3 | 192 | 149x61 | |

P56 B-heptomino shuttle | The smallest known period 56 oscillator | p56bheptominoshut... | 23/3 | 45 | 26x21 | |

P56 B-heptomino shuttle_synth | A 19-glider synthesis of the P56 B-heptomino shuttle | p56bheptominoshut... | 23/3 | 230 | 111x79 | |

p5760 unit Life cell | The first unit Life cell to be discovered. | p5760unitlifecell... | 23/3 | 4761 | 499x499 | |

p57 glider loop | A period-57 oscillator based on a stable reflector | p57gliderloop.rle | 23/3 | 228 | 79x79 | |

P57 Herschel loop 1 | The first discovered period 57 oscillator, found on December 15, 19 | p57herschelloop1.rle | 23/3 | 3004 | 334x334 | |

P58 toadsucker | The first known period 58 oscillator | p58toadsucker.rle | 23/3 | 258 | 67x56 | |

Period-59 glider gun (8k-by-8k) | A true-period 59 glider gun. | p59glidergun8kx8k... | 23/3 | 167863 | 8870x7352 | |

Snark-assisted period-59 glider gun | A true-period 59 glider gun, discovered in August 2013. | p59glidergungreen... | 23/3 | 4309 | 405x355 | |

Period-59 glider gun (original) | The first true period-59 glider gun to be discovered. | p59glidergunorigi... | 23/3 | 328021 | 14348x12790 | |

p59 glider loop | A period-59 oscillator based on a stable reflector | p59gliderloop.rle | 23/3 | 228 | 81x81 | |

P59 Herschel loop 1 | The first period 59 oscillator to be discovered | p59herschelloop1.rle | 23/3 | 5772 | 574x574 | |

p59 Herschel loop 2 | A period 59 Herschel loop oscillator found in 2004. | p59herschelloop2.rle | 23/3 | 5822 | 1074x74 | |

P5 reflector | A period 5 oscillator that can act as a glider reflector. | p5reflector.rle | 23/3 | 125 | 29x24 | |

P5 reflector with gliders | A period 5 reflector (oscillator) reflecting gliders. | p5reflectorwithgl... | 23/3 | 141 | 29x25 | |

p60 hassler | A period 60 oscillator found by Noam Elkies in 2002. | p60hassler.rle | 23/3 | 105 | 34x23 | |

p6108-c4-rake | p6108 c/4 diagonal glider rake: David Bell, 14 October 2005 | p6108-c4-rake.rle | 23/3 | 15908 | 3285x3306 | |

p61 glider loop | A period-61 oscillator based on a stable reflector | p61gliderloop.rle | 23/3 | 228 | 83x83 | |

P61 Herschel loop 1 | The first known period 61 oscillator | p61herschelloop1.rle | 23/3 | 3549 | 404x256 | |

P61 Herschel loop 2 | P61 oscillator discovered 23 February 1997 | p61herschelloop2.rle | 23/3 | 1596 | 381x70 | |

p62 blinker hassler | A period-62 oscillator composed of two period-31 oscillators | p62blinkerhassler... | 23/3 | 114 | 40x26 | |

p63 glider loop | A period-63 oscillator based on a stable reflector | p63gliderloop.rle | 23/3 | 228 | 85x85 | |

p65 glider loop | A period-65 oscillator based on a stable reflector | p65gliderloop.rle | 23/3 | 228 | 87x87 | |

p66 glider shuttle | A period-66 oscillator made from two 180-degree reflectors | p66glidershuttle.rle | 23/3 | 100 | 25x21 | |

p67 glider loop | A period-67 oscillator based on a stable reflector | p67gliderloop.rle | 23/3 | 228 | 89x89 | |

p68 glider loop | A period-68 oscillator based on a stable reflector | p68gliderloop.rle | 23/3 | 212 | 56x56 | |

P690 60P5H2V0 gun | A gun that creates copies of 60P5H2V0 via glider synthesis. Created | p69060p5h2v0gun.rle | 23/3 | 12511 | 871x854 | |

p69 glider loop | A period-69 oscillator based on a stable reflector | p69gliderloop.rle | 23/3 | 228 | 91x91 | |

p6 diagonal wickstretcher 1 | The first known p6 diagonal wickstretcher; partially constructed in September... | p6diagonalwickstr... | 23/3 | 384 | 61x61 | |

p71 glider loop | A period-71 oscillator based on a stable reflector | p71gliderloop.rle | 23/3 | 228 | 93x93 | |

p88 pi-heptomino hassler | The first period 88 oscillator to be discovered | p88piheptominohas... | 23/3 | 118 | 43x44 | |

p8 swan tagalong | Two swans pulling a period 8 tagalong | p8swantagalong.rle | 23/3 | 117 | 28x28 | |

P94S | A true period 94 twelve-barreled glider gun based on the AK47 react | p94s.rle | 23/3 | 2461 | 607x155 | |

P94S2 | A true period 94 glider gun using the AK47 reaction. | p94s2.rle | 23/3 | 734 | 174x149 | |

Paperclip | A 14-cell still life. | paperclip.rle | 23/3 | 14 | 5x6 | |

Paperclip_synth | Glider synthesis of paperclips. | paperclip_synth.rle | 23/3 | 213 | 149x57 | |

Parabolic sawtooth | A sawtooth with parabolic envelope and minimum repeating population | parabolicsawtooth... | 23/3 | 889 | 126x144 | |

Partial queen bee loop | Period 30 oscillator based on the queen bee loop. | partialqueenbeelo... | 23/3 | 44 | 24x24 | |

Pedestle | A period 5 oscillator. | pedestle.rle | 23/3 | 52 | 11x17 | |

Pedestrian Life period 190 knightship | A (5,2)c/190 knightship in Pedestrian Life (B38/S23). | pedestrianlife_kn... | 23/38 | 39 | 40x28 | |

Pedestrian Life period 106 glider gun | A statorless rotating period 106 glider gun in Pedestrian Life (B38/S23). | pedestrianlife_p1... | 23/38 | 14 | 8x6 | |

Penny lane | A period 4 oscillator that was found in 1972. | pennylane.rle | 23/3 | 34 | 15x10 | |

Pentadecathlon | 10 cells placed in a row evolve into this object, which is the most natural o... | pentadecathlon.rle | 23/3 | 12 | 10x3 | |

Pentadecathlon_synth | Glider synthesis of pentadecathlons. | pentadecathlon_sy... | 23/3 | 609 | 157x101 | |

Pentadecathlon on 37P7.1 | A small non-trivial period 105 oscillator | pentadecathlonon3... | 23/3 | 49 | 17x16 | |

Pentadecathlon on 38P7.2 | A small non-trivial period 105 oscillator | pentadecathlonon3... | 23/3 | 50 | 20x12 | |

Pentadecathlon on snacker | A small period 45 oscillator | pentadecathlonons... | 23/3 | 52 | 20x17 | |

Pentadecathlon on snacker_synth | A 23-glider synthesis of pentadecathlon on snacker | pentadecathlonons... | 23/3 | 511 | 150x127 | |

Pentadecathlon on thumb 1 | The smallest known non-trivial period 45 oscillator | pentadecathlonont... | 23/3 | 48 | 14x17 | |

Pentant | A period 5 oscillator found in July 1976. | pentant.rle | 23/3 | 28 | 10x12 | |

Pentapole | The barberpole of length 5 and thus a period 2 oscillator. | pentapole.rle | 23/3 | 11 | 8x8 | |

Pentapole_synth | Glider synthesis of pentapole. | pentapole_synth.rle | 23/3 | 159 | 108x55 | |

Pentoad | A period 5 oscillator found in June 1977. | pentoad.rle | 23/3 | 20 | 13x12 | |

Pentoad 1H2 | A period 5 oscillator. | pentoad1h2.rle | 23/3 | 24 | 15x12 | |

Pentoad 2 | A period 5 oscillator. | pentoad2.rle | 23/3 | 26 | 12x17 | |

Pentoad_synth | Glider synthesis of pentoad. | pentoad_synth.rle | 23/3 | 122 | 123x25 | |

Pentoad with two hexominoes | A period 5 pentoad oscillator with two hexominoes in the middle. | pentoadwithtwohex... | 23/3 | 26 | 17x16 | |

Period 11 - 14 oscillators | A collection of oscillators with period 11 - 14. | period1114oscilla... | 23/3 | 11293 | 544x263 | |

period14glidergun | pseudo p14 gun | period14glidergun... | 23/3 | 8814 | 385x337 | |

p20 glider gun | period20glidergun... | 23/3 | 672 | 78x42 | ||

Period 2 oscillators | A collection of period 2 oscillators. | period2oscillator... | 23/3 | 3933 | 231x180 | |

Period-36 glider gun | A true period 36 glider gun found by Jason Summers in 2004. | period36glidergun... | 23/3 | 152 | 50x49 | |

Period 3 oscillators | A collection of period 3 oscillators. | period3oscillator... | 23/3 | 6399 | 349x180 | |

p40 glider gun | www.conwaylife.com/wiki/Period-40_glider_gun | period40glidergun... | 23/3 | 2416 | 226x220 | |

Period-45 glider gun | A true period 45 glider gun found by Matthias Merzenich in 2010, with improve... | period45glidergun... | 23/3 | 132 | 48x40 | |

p48 pi hassler | A period 48 oscillator found by Matthias Merzenich in June 2011. | period48pihassler... | 23/3 | 121 | 33x26 | |

Period 4 oscillators | A collection of period 4 oscillators. | period4oscillator... | 23/3 | 6104 | 294x198 | |

p50 glider gun variant by Dean Hickerson | period50glidergun... | 23/3 | 524 | 144x46 | ||

p50 glider gun variant by David Bell | period50glidergun... | 23/3 | 652 | 119x94 | ||

Period-59 glider gun | A true-period 59 glider gun. | period59gun.rle | 23/3 | 160697 | 4091x3082 | |

Period 5 oscillators | A collection of period 5 oscillators. | period5oscillator... | 23/3 | 5277 | 311x154 | |

Period-60 glider gun | The first true period 60 glider gun, found by Bill Gosper. | period60glidergun... | 23/3 | 113 | 39x27 | |

Period-61 glider gun | The first true period-61 glider gun discovered in April 2016. | period61glidergun... | 23/3 | 5403 | 366x287 | |

Period 6 oscillators | A collection of period 6 oscillators. | period6oscillator... | 23/3 | 8575 | 375x218 | |

Period 7 and 8 oscillators | A collection of oscillators with period 7 and 8. | period7and8oscill... | 23/3 | 7275 | 491x161 | |

Period 8 eater 3 | A period 8 oscillator. | period8eater3.rle | 23/3 | 56 | 20x20 | |

Period 9 and 10 oscillators | A collection of oscillators with period 9 and 10. | period9and10oscil... | 23/3 | 9889 | 402x331 | |

perp-greyship1 | 2c/4 perpendicular greyship: Hartmut Holzwart, 14 July 2005 | perp-greyship1.rle | 23/3 | 1191 | 67x103 | |

perp-greyship2 | smaller 2c/4 perpendicular greyship: Hartmut Holzwart, 14 July 2005 | perp-greyship2.rle | 23/3 | 1132 | 58x99 | |

perp-greyship3 | Perpendicular greyship in triangle form (-1,1,1/4) | perp-greyship3.rle | 23/3 | 1066 | 61x93 | |

perp-greyship4 | perpendicular grey ship in triangle form (-1/10,1,-1/4) | perp-greyship4.rle | 23/3 | 1561 | 50x147 | |

Phoenix 1 | A period 2 oscillator found in December 1971. It is the smallest known phoenix. | phoenix1.rle | 23/3 | 12 | 8x8 | |

Phoenix 1_synth | Glider synthesis of phoenix 1. | phoenix1_synth.rle | 23/3 | 94 | 70x14 | |

Phoenix 1 extended | An extension of the period 2 phoenix 1 oscillator. | phoenix1extended.rle | 23/3 | 36 | 16x16 | |

Pi eater | Two blocks acting as a pi eater. Found in April 1992. | pieater.rle | 23/3 | 15 | 9x12 | |

Pi eater 2 | A pi eater. | pieater2.rle | 23/3 | 21 | 23x4 | |

Pi-heptomino | One of 108 heptominoes. | piheptomino.rle | 23/3 | 7 | 3x3 | |

Pi-heptomino_synth | Glider syntheses of pi-heptominoes. | piheptomino_synth... | 23/3 | 336 | 147x68 | |

Pincers_synth | Glider synthesis of pincers. | pincers_synth.rle | 23/3 | 192 | 80x98 | |

Pinwheel | A period 4 oscillator. | pinwheel.rle | 23/3 | 35 | 12x12 | |

pinwheel_synth | Glider synthesis of pinwheel | pinwheel_synth.rle | 23/3 | 2501 | 1406x529 | |

Pi orbital | A period 168 oscillator found in August 1995. | piorbital.rle | 23/3 | 305 | 59x59 | |

Pi portraitor | A period 32 oscillator that was found in 1984 or 1985. | piportraitor.rle | 23/3 | 119 | 24x24 | |

Pipsquirter 1 | A period 6 pipsquirter oscillator found in November 1997. | pipsquirter1.rle | 23/3 | 50 | 15x11 | |

pipsquirter1_synth | Glider synthesis of pipsquirter 1 | pipsquirter1_synt... | 23/3 | 5352 | 912x1530 | |

Pipsquirter 1 as reflector | A pipsquirter 1 reflecting a glider. | pipsquirter1asref... | 23/3 | 79 | 22x17 | |

Pipsquirter 2 | A period 7 pipsquirter oscillator. | pipsquirter2.rle | 23/3 | 89 | 13x22 | |

Pipsquirter 2 reflector | Pipsquirter 2 acting as a reflector. | pipsquirter2refle... | 23/3 | 111 | 21x25 | |

Pi ship 1 | A growing spaceship discovered in the early 1970s. | piship1.rle | 23/3 | 452 | 99x29 | |

Piston | A period 2 oscillator found in 1971. | piston.rle | 23/3 | 23 | 11x5 | |

piston_synth | Glider synthesis of piston | piston_synth.rle | 23/3 | 30 | 32x12 | |

Pond | An 8-cell still life. | pond.rle | 23/3 | 8 | 4x4 | |

Pond_synth | Glider syntheses of ponds. | pond_synth.rle | 23/3 | 98 | 105x36 | |

Pond and dock | http://conwaylife.com/wiki/Pond_and_dock | pondanddock.rle | 23/3 | 18 | 8x6 | |

Pond on pond | A 16-cell pseudo still life made up of two ponds. | pondonpond.rle | 23/3 | 16 | 9x4 | |

Pond on pond_synth | Glider syntheses of pond on ponds. | pondonpond_synth.rle | 23/3 | 168 | 105x70 | |

Pony express | http://conwaylife.com/wiki/Pony_express | ponyexpress.rle | 23/3 | 287 | 74x124 | |

Popover | A period 32 oscillator that works by hassling a pi-heptomino. | popover.rle | 23/3 | 110 | 32x32 | |

(p, p+8) prime calculator | (p,p+8) prime calculator based on the cousin prime calculator, which is based... | pp8primecalculato... | 23/3 | 8992 | 1022x618 | |

P-pentomino | One of the 12 pentominoes. | ppentomino.rle | 23/3 | 5 | 2x3 | |

Pre-beehive | A common parent of the beehive. | prebeehive.rle | 23/3 | 6 | 3x2 | |

Pre-beehive_synth | Glider synthesis of pre-beehive. | prebeehive_synth.rle | 23/3 | 90 | 144x13 | |

Pre-block | A block parent. | preblock.rle | 23/3 | 3 | 2x2 | |

Pre-block_synth | Glider syntheses of the pre-block | preblock_synth.rle | 23/3 | 62 | 67x34 | |

Pre-pulsar | A common predecessor of the pulsar. It duplicates itself after 15 generations... | prepulsar.rle | 23/3 | 16 | 9x3 | |

Pre-pulsar hassler 55 | The smallest known period 55 oscillator, discovered on January 26, | prepulsarhassler5... | 23/3 | 174 | 43x27 | |

Pre-pulsar predecessor | A common four-generation predecessor of the pre-pulsar. | prepulsarpredeces... | 23/3 | 8 | 9x2 | |

Pre-pulsar shuttle 26 | The smallest known period 26 oscillator, discovered on January 18, | prepulsarshuttle2... | 23/3 | 200 | 37x37 | |

Pre-pulsar shuttle 26 variant | A variant of the p26 pre-pulsar shuttle with a minimum | prepulsarshuttle2... | 23/3 | 144 | 39x39 | |

Pre-pulsar shuttle 28 | A period 28 shuttle oscillator. | prepulsarshuttle2... | 23/3 | 54 | 22x16 | |

Pre-pulsar shuttle 28 variant | (One of) the smallest known period 28 oscillator in terms of population | prepulsarshuttle2... | 23/3 | 53 | 22x17 | |

Pre-pulsar shuttle 29 | A period 29 pre-pulsar shuttle oscillator, found in 1980. | prepulsarshuttle2... | 23/3 | 54 | 28x28 | |

Pre-pulsar shuttle 29 v2 | A period 29 shuttle oscillator that involves a pre-pulsar being hassled. | prepulsarshuttle2... | 23/3 | 68 | 27x18 | |

Pre-pulsar shuttle 29 v3 | A period 29 shuttle oscillator in which four pre-pulsars are hassled. | prepulsarshuttle2... | 23/3 | 232 | 39x39 | |

Pre-pulsar shuttle 47 | A period 47 shuttle oscillator that works by hassling two pre-pulsars. | prepulsarshuttle4... | 23/3 | 84 | 31x30 | |

Pre-pulsar shuttle 47 v2 | A period 47 oscillator. An extension of the classic period 47 pre-pulsar shut... | prepulsarshuttle4... | 23/3 | 212 | 79x30 | |

Pre-pulsar shuttle 58 | Period-58 oscillator with a 50% smaller population | prepulsarshuttle5... | 23/3 | 104 | 25x27 | |

Pre-pulsar spaceship | A period 30 orthogonal c/5 spaceship in which two spiders push a pr | prepulsarspaceshi... | 23/3 | 128 | 69x13 | |

Pressure cooker | A period 3 oscillator found by the MIT group in September 1971. | pressurecooker.rle | 23/3 | 33 | 11x12 | |

pressurecooker_synth | Glider synthesis of Pressure Cooker | pressurecooker_sy... | 23/3 | 2302 | 1175x644 | |

Prime quadruplet calculator | rime quadruplet calculator created on July 28, 2009. Based on Dean | primequadrupletca... | 23/3 | 3300 | 460x294 | |

Primer | A prime number sieve created in November 1991. | primer.rle | 23/3 | 2953 | 440x294 | |

Protein | A period 3 oscillator found in November 1972. | protein.rle | 23/3 | 40 | 13x13 | |

prototype-Geminoid | prototype-Geminoi... | / | 0 | 1x1 | ||

Pseudo-barberpole | Found in August 1994. In terms of its minimum population of 15, this is the s... | pseudobarberpole.rle | 23/3 | 15 | 12x12 | |

Pseudo-barberpole_synth | Glider syntheses of pseudo-barberpole. | pseudobarberpole_... | 23/3 | 458 | 150x110 | |

Pseudo-barberpole on 36p22 | The smallest non-trivial period 110 oscillator | pseudobarberpoleo... | 23/3 | 51 | 35x14 | |

Pseudo-barberpole on rattlesnake | The smallest known period-55 oscillator. | pseudobarberpoleo... | 23/3 | 49 | 13x22 | |

Chris Cain | Constructed on or around 18 April 2016, | pseudoperiod14lgl... | 23/3 | 4772 | 335x230 | |

Puffer 1 | An orthogonal, period-128 puffer and the first puffer to be discove | puffer1.rle | 23/3 | 44 | 27x7 | |

Puffer 2 | An orthogonal period 140 c/2 puffer. The second puffer to be found. It uses t... | puffer2.rle | 23/3 | 22 | 18x5 | |

Puffer 2_synth | Glider synthesis of puffer 2. | puffer2_synth.rle | 23/3 | 232 | 105x117 | |

Pufferfish | An almost natural c/2 puffer, discovered in November 2014. | pufferfish.rle | 23/3 | 44 | 15x12 | |

Pufferfish_synth | Synthesis of the pufferfish, based on a soup found by Richard Schank. | pufferfish_synth.rle | 23/3 | 75 | 59x51 | |

Pufferfish breeder | MMS breeder based on the pufferfish, a semi-natural puffer. | pufferfishbreeder... | 23/3 | 3500 | 495x428 | |

Pufferfish with a companion | A c/2 fuse for pufferfish's exhaust, found in December 2014. | pufferfishcompani... | 23/3 | 75 | 18x27 | |

Pufferfish rake | A c/2 rake with no parts of periods 2 or 4, found in December 2014. | pufferfishrake.rle | 23/3 | 370 | 58x79 | |

Pufferfish spaceship | The first c/2 spaceship with no parts of periods 2 or 4, found in December 2014. | pufferfishspacesh... | 23/3 | 235 | 53x37 | |

pufferfishspaceship_synth.rle | Pufferfish spaceship synthesis by Chris Cain, February 2015 | pufferfishspacesh... | 23/3 | 300 | 456x499 | |

Pulsar | A period 3 oscillator. Despite its size, this is the fourth most common oscil... | pulsar.rle | 23/3 | 48 | 13x13 | |

Pulsar_synth | Glider synthesis of pulsars. | pulsar_synth.rle | 23/3 | 1079 | 152x118 | |

pulsarpixeldisplay8x2 | Pulsar Pixel Bit Map Display | pulsarpixeldispla... | 23/3 | 118753 | 7170x3935 | |

Pulsar quadrant | A period 3 oscillator found in July 1973. | pulsarquadrant.rle | 23/3 | 18 | 8x8 | |

Pulsar quadrant_synth | Glider synthesis of pulsar quadrant. | pulsarquadrant_sy... | 23/3 | 102 | 78x25 | |

Pushalong 1 | An orthogonal period 4 c/2 pushalong that attaches to the front of a middlewe... | pushalong1.rle | 23/3 | 31 | 11x12 | |

pushalong1_synth | XRLE Pos=0,0 | pushalong1_synth.rle | 23/3 | 878 | 592x47 | |

Python siamese carrier | An 11-bit still life. | pythonsiamesecarr... | 23/3 | 11 | 4x8 | |

Python siamese snake | A small 11-bit still life. | pythonsiamesesnak... | 23/3 | 11 | 3x8 | |

Q-pentomino | One of the 12 pentominoes. | qpentomino.rle | 23/3 | 5 | 4x2 | |

Quad | A period 2 oscillator that was found in April 1971. | quad.rle | 23/3 | 16 | 6x6 | |

Quad_synth | Glider synthesis of quad. | quad_synth.rle | 23/3 | 96 | 37x28 | |

Quadfuse | An orthogonal period 5 lightspeed modification of the ants fuse that has a bu... | quadfuse.rle | 23/3 | 4441 | 2742x13 | |

Quadpole | The barberpole of length 4 and thus a period 2 oscillator. | quadpole.rle | 23/3 | 10 | 7x7 | |

Quadpole_synth | Glider synthesis of quadpole. | quadpole_synth.rle | 23/3 | 112 | 68x54 | |

Quad pseudo still life | A 34-cell pseudo still life that can be decomposed into four stable subpatter... | quadpseudostillli... | 23/3 | 34 | 11x9 | |

quadraticsawtooth.rle | Constructed by Martin Grant on 7 May 2015, based on a design by | quadraticsawtooth... | 23/3 | 3164 | 785x785 | |

quadrilateral_greyship | Quadrilateral greyship with slope of 5/9 | quadrilateral_gre... | 23/3 | 4016 | 140x115 | |

Quadruple burloaferimeter | A C4-symmetric quadruple burloaferimeter variant found by Dannyu NDos [David]... | quadrupleburloafe... | 23/3 | 72 | 16x16 | |

Quadruple burloaferimeter 2 | A C4_4-symmetric quadruple burloaferimeter variant found by Apple Bottom on C... | quadrupleburloafe... | 23/3 | 80 | 16x16 | |

Quasar | A period 3 oscillator found in August 1971 that is quite similar to | quasar.rle | 23/3 | 144 | 29x29 | |

Quattuordecapole | The barberpole of length 14. | quattuordecapole.rle | 23/3 | 20 | 17x17 | |

Queen bee | A pattern that lays a beehive on either side of itself before exploding. | queenbee.rle | 23/3 | 12 | 7x5 | |

Queen bee_synth | Glider synthesis of queen bee. | queenbee_synth.rle | 23/3 | 110 | 110x84 | |

Queen bee loop | Period 30 oscillator originally found in 1970, similar to the queen | queenbeeloop.rle | 23/3 | 48 | 24x24 | |

Queen bee shuttle | A period 30 oscillator. | queenbeeshuttle.rle | 23/3 | 20 | 22x7 | |

Queen bee shuttle_synth | Glider synthesis of queen bee shuttle. | queenbeeshuttle_s... | 23/3 | 340 | 157x98 | |

Queen bee shuttle pi predecessor | A queen bee shuttle predecessor found in April 1992. | queenbeeshuttlepi... | 23/3 | 21 | 35x7 | |

Queen bee turner | A period 88 oscillator created on March 21, 1996. | queenbeeturner.rle | 23/3 | 1762 | 155x155 | |

Queen bee turning reaction 1 | A reaction in which two gliders collide with a queen bee, causing i | queenbeeturningre... | 23/3 | 22 | 10x11 | |

Quindecapole | The barberpole of length 15. | quindecapole.rle | 23/3 | 21 | 18x18 | |

R2D2 | A period 8 oscillator. | r2d2.rle | 23/3 | 29 | 11x10 | |

Rabbits | A methuselah with lifespan 17331. | rabbits.rle | 23/3 | 9 | 7x3 | |

Rabbits_synth | Glider synthesis of rabbits. | rabbits_synth.rle | 23/3 | 44 | 48x13 | |

Racetrack | http://conwaylife.com/wiki/Racetrack | racetrack.rle | 23/3 | 12 | 6x4 | |

Racetrack and ortho-beacon | http://conwaylife.com/wiki/Racetrack_and_ortho-beacon | racetrackandortho... | 23/3 | 18 | 7x9 | |

Radial pseudo-barberpole | A radially symmetric relative of the pseudo-barberpole | radialpseudobarbe... | 23/3 | 28 | 13x13 | |

$rats | A period 6 oscillator found in 1972. | rats.rle | 23/3 | 32 | 12x11 | |

$rats_synth | Glider syntheses of $rats. | rats_synth.rle | 23/3 | 1353 | 154x116 | |

Rattlesnake | http://conwaylife.com/wiki/Rattlesnake | rattlesnake.rle | 23/3 | 33 | 13x15 | |

rattlesnake_synth | Glider synthesis of rattlesnake | rattlesnake_synth... | 23/3 | 545 | 834x80 | |

R-bee and snake | A 13-cell still life. | rbeeandsnake.rle | 23/3 | 13 | 5x6 | |

R-bee and snake_synth | A 7-glider synthesis of R-bee and snake | rbeeandsnake_synt... | 23/3 | 48 | 28x21 | |

Rectifier | A 180-degree stable reflector with a recovery time of 106 generatio | rectifier.rle | 23/3 | 64 | 41x33 | |

Replicator | A replicator for the HighLife rule (23/36). | replicator.rle | 23/36 | 12 | 5x5 | |

Replicator predecessor | A 3-generation predecessor of the HighLife replicator. | replicatorpredece... | 23/36 | 6 | 4x4 | |

Revolver | A period 2 oscillator and flipper. | revolver.rle | 23/3 | 32 | 14x8 | |

Rich's p16 | http://conwaylife.com/wiki/Rich%27s_p16 | richsp16.rle | 23/3 | 34 | 13x10 | |

Richsp16_synth | Glider synthesis of Rich's p16 | richsp16_synth.rle | 23/3 | 166 | 108x45 | |

Riley's breeder | A small MMS breeder, discovered in July 2006. | rileysbreeder.rle | 23/3 | 38 | 135x41 | |

Ring of fire | A large period 2 oscillator. It is a muttering moat that was found in Septemb... | ringoffire.rle | 23/3 | 158 | 34x30 | |

R-loaf | A small induction coil. | rloaf.rle | 23/3 | 8 | 4x4 | |

R-mango and house | http://conwaylife.com/wiki/R-mango_and_house | rmangoandhouse.rle | 23/3 | 18 | 8x6 | |

Rotated C | http://conwaylife.com/wiki/Rotated_C | rotatedc.rle | 23/3 | 18 | 7x7 | |

Roteightor | A period 8 oscillator that was found in 1972. | roteightor.rle | 23/3 | 39 | 14x14 | |

roteightor_synth | Glider synthesis of Roteightor | roteightor_synth.rle | 23/3 | 123 | 60x62 | |

roteightor extension | An extension of roteightor | roteightorextensi... | 23/3 | 147 | 32x32 | |

R-pentomino | A methuselah with lifespan 1103. | rpentomino.rle | 23/3 | 5 | 3x3 | |

R-pentomino_synth | Glider synthesis of R-pentominoes. | rpentomino_synth.rle | 23/3 | 315 | 113x108 | |

Rumbling river 1 | A period 3 oscillator. A rumbling river that was found in November 1994. | rumblingriver1.rle | 23/3 | 190 | 49x12 | |

Sailboat | A period 16 oscillator made of a boat that is hassled by a Kok's galaxy, a fi... | sailboat.rle | 23/3 | 113 | 29x25 | |

sawtooth-cordership1 | 4-engine Cordership with minimum population of 134 | sawtooth-cordersh... | 23/3 | 134 | 76x76 | |

sawtooth-cordership2 | 4-engine Cordership with minimum population of 136 | sawtooth-cordersh... | 23/3 | 136 | 77x74 | |

Sawtooth 1 | The first sawtooth ever constructed, it was built on April 10, 1991 | sawtooth1.rle | 23/3 | 983 | 173x114 | |

Sawtooth 1163 | An orthogonal sawtooth with external timing and expansion factor roughly equa... | sawtooth1163.rle | 23/3 | 1249 | 150x219 | |

Sawtooth 177 | A sawtooth with minimal repeating population of 177. | sawtooth177.rle | 23/3 | 233 | 68x76 | |

sawtooth181.rle | Sawtooth with minimum population 181, found on 28 April 2015, | sawtooth181.rle | 23/3 | 181 | 78x87 | |

Sawtooth 1846 | A sawtooth with expansion factor 25 that was found on August 26, 1992. | sawtooth1846.rle | 23/3 | 1462 | 370x118 | |

sawtooth2 | Sawtooth pattern with minimum repeating population of 262, based | sawtooth2.rle | 23/3 | 262 | 223x161 | |

sawtooth201 | slightly smaller pop-201 sawtooth | sawtooth201.rle | 23/3 | 201 | 55x79 | |

Sawtooth 260 | The smallest sawtooth in terms of its minimum repeating population | sawtooth260.rle | 23/3 | 260 | 154x100 | |

Sawtooth 262 | A sawtooth created on July 9, 2005 with a minimum repeating | sawtooth262.rle | 23/3 | 262 | 223x161 | |

Sawtooth 269 | A sawtooth created on July 7, 2005 that has a minimum repeating population of... | sawtooth269.rle | 23/3 | 269 | 151x107 | |

sawtooth3-moving | Moving sawtooth with repeating minimum population of 1239 | sawtooth3-moving.rle | 23/3 | 1239 | 128x173 | |

Sawtooth 362 | A diagonal sawtooth with minimum repeating population 362 that was | sawtooth362.rle | 23/3 | 418 | 168x306 | |

Sawtooth 562 | An orthogonal sawtooth with expansion factor 6. It was found on August 14, 1992. | sawtooth562.rle | 23/3 | 415 | 114x74 | |

Sawtooth 633 | A sawtooth pattern found on May 15, 1992. It has a minimum repeating populati... | sawtooth633.rle | 23/3 | 559 | 272x69 | |

Schick engine | An orthogonal period 12 c/2 tagalong found in 1972. | schickengine.rle | 23/3 | 39 | 20x11 | |

Schick engine_synth | Glider synthesis of Schick engine. | schickengine_synt... | 23/3 | 229 | 126x76 | |

Scorpion | A 16-cell still life. | scorpion.rle | 23/3 | 16 | 7x6 | |

Scorpion_synth | Glider syntheses of scorpion | scorpion_synth.rle | 23/3 | 82 | 35x47 | |

Scot's p5 | A period 5 oscillator found in 2008. | scotsp5.rle | 23/3 | 28 | 13x7 | |

Scrubber | A period 2 oscillator found in 1971. | scrubber.rle | 23/3 | 28 | 11x11 | |

Scrubber_synth | A 10-glider synthesis of scrubber | scrubber_synth.rle | 23/3 | 78 | 50x35 | |

Scrubber with blocks | scrubber_with_blo... | 23/3 | 28 | 11x11 | ||

Seal | The first c/6 diagonal spaceship to be found. Has period 6. | seal.rle | 23/3 | 170 | 34x35 | |

Seal tagalong | Seal tagalong discovered 22 September 2005 | sealtagalong.rle | 23/3 | 306 | 55x55 | |

Semi-snark | A Spartan conduit, reflecting every other glider, found in July 2013. | semisnark.rle | 23/3 | 41 | 19x19 | |

Sesquihat | A 13-cell still life that is roughly halfway between a hat and twin hat. | sesquihat.rle | 23/3 | 13 | 7x5 | |

Sesquihat_synth | Glider syntheses of sesquihat | sesquihat_synth.rle | 23/3 | 332 | 111x103 | |

Shillelagh | A common 8-cell still life. | shillelagh.rle | 23/3 | 8 | 5x3 | |

Shillelagh_synth | Glider syntheses of shillelaghs. | shillelagh_synth.rle | 23/3 | 259 | 154x118 | |

Ship | A common 6-cell still life. | ship.rle | 23/3 | 6 | 3x3 | |

Ship_synth | Glider synthesis of ships. | ship_synth.rle | 23/3 | 282 | 148x104 | |

Ship in a bottle | A period 16 oscillator found in August 1994. | shipinabottle.rle | 23/3 | 86 | 18x18 | |

Ship maker | A period 4 diagonal lightspeed fuse that makes ships as it burns. | shipmaker.rle | 23/3 | 47 | 41x40 | |

Ship on bipole | http://conwaylife.com/wiki/Ship_on_bipole | shiponbipole.rle | 23/3 | 14 | 8x8 | |

Ship on bipole_synth | Glider syntheses of ship on bipole | shiponbipole_synt... | 23/3 | 642 | 159x134 | |

Ship on long boat | A 13-cell still life. | shiponlongboat.rle | 23/3 | 13 | 7x7 | |

Ship on long boat_synth | Glider syntheses of ship on long boat | shiponlongboat_sy... | 23/3 | 349 | 148x82 | |

Ship on quadpole | A period 2 oscillator made up of a ship diagonally touching a quadpole. | shiponquadpole.rle | 23/3 | 16 | 10x10 | |

Ship on quadpole_synth | Glider syntheses of ship on quadpole | shiponquadpole_sy... | 23/3 | 347 | 148x88 | |

Ship-tie | A simple 12-cell still life. | shiptie.rle | 23/3 | 12 | 6x6 | |

Ship-tie_synth | Glider syntheses of ship-ties. | shiptie_synth.rle | 23/3 | 379 | 151x116 | |

Short keys | A period 3 oscillator. | shortkeys.rle | 23/3 | 16 | 12x4 | |

Short keys_synth | A 10-glider synthesis of short keys | shortkeys_synth.rle | 23/3 | 68 | 55x31 | |

Shuriken | http://conwaylife.com/wiki/Shuriken | shuriken.rle | 23/3 | 20 | 7x7 | |

shuriken_synth | shuriken_synth.rle | 23/3 | 284 | 64x82 | ||

Sidecar | An orthogonal period 4 c/2 tagalong for the heavyweight spaceship that was fo... | sidecar.rle | 23/3 | 24 | 8x10 | |

Sidecar_synth | Glider synthesis of sidecar. | sidecar_synth.rle | 23/3 | 72 | 65x14 | |

Sidecar eater | A pattern that is capable of eating a sidecar. | sidecareater.rle | 23/3 | 43 | 18x14 | |

Sidecar gun | A true period 60 sidecar gun that was created on March 7, 2000. | sidecargun.rle | 23/3 | 1307 | 213x142 | |

Sidewalk | A 14-cell still life. | sidewalk.rle | 23/3 | 14 | 6x5 | |

Sidewalk_synth | Glider syntheses of sidewalk. | sidewalk_synth.rle | 23/3 | 68 | 72x8 | |

Siesta | A period 5 oscillator found in 1973. | siesta.rle | 23/3 | 50 | 16x12 | |

Silver's p5 | A period 5 oscillator found in February 2000. | silversp5.rle | 23/3 | 17 | 11x7 | |

Silver's p5_synth | Glider syntheses of Silver's p5 | silversp5_synth.rle | 23/3 | 213 | 74x111 | |

silversreflector | 497-tick stable reflector | silversreflector.rle | 23/3 | 131 | 194x219 | |

Simkin glider gun | A true period 120 glider gun, found on April 28, 2015. | simkinglidergun.rle | 23/3 | 36 | 33x21 | |

Six Ls | A period 3 oscillator that has the same rotor as loading dock. | sixls.rle | 23/3 | 24 | 7x8 | |

Sixty-nine | A period 4 oscillator found in October 1978. | sixtynine.rle | 23/3 | 69 | 21x21 | |

Skewed pre-pulsar | This pattern evolves similarly to a pre-pulsar, but it is unstable. | skewedprepulsar.rle | 23/3 | 16 | 9x5 | |

Skewed quad | A period 2 oscillator and muttering moat. | skewedquad.rle | 23/3 | 16 | 7x7 | |

Skewed quad_synth | Glider synthesis of skewed quad. | skewedquad_synth.rle | 23/3 | 66 | 55x43 | |

Skewed traffic light | A period 3 oscillator found in August 1989. | skewedtrafficligh... | 23/3 | 70 | 24x22 | |

Skew R-bees | http://conwaylife.com/wiki/Skew_R-bees | skewrbees.rle | 23/3 | 14 | 7x6 | |

Slide gun | A diagonal slide gun constructed on September 3, 1999 | slidegun.rle | 23/3 | 459 | 109x59 | |

Slow puffer 1 | An orthogonal period 744 c/2 puffer that outputs a single blinker once every ... | slowpuffer1.rle | 23/3 | 281 | 82x73 | |

Slow puffer 2 | An orthogonal period 240 c/2 puffer that moves fast but creates relatively li... | slowpuffer2.rle | 23/3 | 97 | 22x21 | |

rake based on Slow Puffer 2 | slowpuffer2rake.rle | 23/3 | 216 | 182x78 | ||

487-tick_reflector | A stable glider reflector with a repeat time of 487, discovered on April 12, ... | slr487.rle | 23/3 | 291 | 134x95 | |

Smaller newshuttle | The second period 28 oscillator to be found | smallernewshuttle... | 23/3 | 102 | 35x20 | |

Period-61 glider gun | A period-61 glider gun discovered in April 2016. | smallerp61gun.rle | 23/3 | 2175 | 204x185 | |

Small lake | A 20-cell still life. | smalllake.rle | 23/3 | 20 | 9x9 | |

Small lake_synth | Glider syntheses of small lake | smalllake_synth.rle | 23/3 | 241 | 84x54 | |

Small lake variants | Two variants of the Small lake. | smalllakevariants... | 23/3 | 47 | 21x9 | |

Small still lifes | The 100 smallest still lifes. | smallstilllifes.rle | 23/3 | 989 | 273x93 | |

Smiley | A period 8 oscillator found in July 1994. | smiley.rle | 23/3 | 17 | 7x7 | |

Smiley_synth | A 28-glider synthesis of smiley | smiley_synth.rle | 23/3 | 405 | 132x86 | |

Snacker | A period 9 oscillator consisting of a pentadecathlon with stabilizers that fo... | snacker.rle | 23/3 | 40 | 20x11 | |

Snacker 2 | A period 9 oscillator in which two pentadecathlons with stabilizers which for... | snacker2.rle | 23/3 | 60 | 34x11 | |

Snacker_synth | Glider synthesis of snacker. | snacker_synth.rle | 23/3 | 380 | 150x137 | |

Snacker on 38P7.2 | A small non-trivial period 63 oscillator | snackeron38p7.2.rle | 23/3 | 78 | 24x20 | |

Snail | The first c/5 orthogonal spaceship to be discovered. Has period 5. Found in J... | snail.rle | 23/3 | 128 | 38x21 | |

Snake | A common 6-cell still life. | snake.rle | 23/3 | 6 | 4x2 | |

Snake_synth | Glider syntheses of snakes. | snake_synth.rle | 23/3 | 104 | 98x74 | |

Snake bridge snake | A 12-cell still life composed of two diagonally-touching snakes. | snakebridgesnake.rle | 23/3 | 12 | 6x6 | |

Snake bridge snake_synth | Glider syntheses of snake bridge snake | snakebridgesnake_... | 23/3 | 154 | 109x45 | |

Snake dance | A period 3 oscillator found in May 1972. | snakedance.rle | 23/3 | 32 | 9x9 | |

Snake pit | A period 2 oscillator with the same rotor as fore and back. | snakepit.rle | 23/3 | 26 | 7x7 | |

Snake pit 2 | A period 3 oscillator. | snakepit2.rle | 23/3 | 36 | 11x11 | |

Snake pit 2_synth | Glider synthesis of snake pit 2. | snakepit2_synth.rle | 23/3 | 66 | 36x21 | |

Snake siamese snake | A 10-cell still life composed of two snakes. | snakesiamesesnake... | 23/3 | 10 | 7x2 | |

Snake siamese snake_synth | Glider synthesis of snake siamese snake. | snakesiamesesnake... | 23/3 | 335 | 141x117 | |

Snake with feather | A small 11-bit still life. | snakewithfeather.rle | 23/3 | 11 | 7x4 | |

Snark | The fastest and smallest 90-degree stable glider reflector (as of | snark.rle | 23/3 | 57 | 17x23 | |

Snark_synth | Continuous synthesis of the snark, with improvements by Mark Niemiec. | snark_synth.rle | 23/3 | 185 | 152x148 | |

snarkcatalystvariants | four Snark catalyst variants | snarkcatalystvari... | 23/3 | 212 | 51x52 | |

Snorkel loop | A 12-cell still life. | snorkelloop.rle | 23/3 | 12 | 6x5 | |

Snorkel loop_synth | A six-glider synthesis of snorkel loop | snorkelloop_synth... | 23/3 | 42 | 33x17 | |

Sombreros | A period 6 oscillator found in 1972. If the two halves are moved closer by 3 ... | sombreros.rle | 23/3 | 50 | 18x11 | |

Spacefiller 1 | A spacefiller that once was the smallest known. | spacefiller1.rle | 23/3 | 206 | 29x43 | |

Spacefiller 2 | A spacefiller that fills space with zebra stripes. | spacefiller2.rle | 23/3 | 187 | 25x35 | |

Space rake | An orthogonal period 20 c/2 forward glider rake. | spacerake.rle | 23/3 | 65 | 22x19 | |

Spaghetti monster | The first 3c/7 orthogonal spaceship to be discovered. | spaghettimonster.rle | 23/3 | 702 | 27x137 | |

Spark coil | A period 2 oscillator found in 1971. | sparkcoil.rle | 23/3 | 18 | 8x5 | |

Spark coil_synth | Glider syntheses of spark coils. | sparkcoil_synth.rle | 23/3 | 76 | 75x8 | |

Sparky | An orthogonal c/4 period 4 tagalong. | sparky.rle | 23/3 | 101 | 30x11 | |

S-pentomino | One of the 12 pentominoes. | spentomino.rle | 23/3 | 5 | 4x2 | |

Spider | A c/5 period 5 orthogonal spaceship found in April 1997. It is the | spider.rle | 23/3 | 58 | 27x8 | |

Spiral | A 20-cell still life consisting of a tub with four tails. | spiral.rle | 23/3 | 20 | 7x7 | |

Squaredance | A period 2 agar. | squaredance.rle | 23/3 | 400 | 40x40 | |

Stairstep hexomino | One of 35 hexominoes. It is a predecessor of the blockade. | stairstephexomino... | 23/3 | 6 | 4x3 | |

Star | A period 3 oscillator found in February 1993. | star.rle | 23/3 | 24 | 11x11 | |

Star_synth | A 20-glider synthesis of the period 3 star | star_synth.rle | 23/3 | 136 | 85x67 | |

Star gate | A pattern that advances lightweight spaceships by 30 cells in the c | stargate.rle | 23/3 | 1099 | 155x126 | |

Star gate with lightweight spaceships | A pattern that advances lightweight spaceships by 30 cells in the c | stargatewithlight... | 23/3 | 1159 | 155x133 | |

Star with blocks | A period 3 oscillator that is a modification of star. | starwithblocks.rle | 23/3 | 52 | 11x11 | |

Statorless p5 | Found in June 2016, using Nicolay Beluchenko's version of WLS | statorlessp5.rle | 23/3 | 68 | 15x14 | |

Stillater | A period 3 oscillator found in September 1985. | stillater.rle | 23/3 | 22 | 8x8 | |

stillater_synth | Glider synthesis of stillater | stillater_synth.rle | 23/3 | 83 | 104x34 | |

Still lifes | A collection of small still lifes. | stilllifes.rle | 23/3 | 876 | 108x76 | |

Still life tagalong | An orthogonal c/2 period 4 spaceship that pulls a pond. | stilllifetagalong... | 23/3 | 64 | 19x17 | |

Superfountain | A period 4 sparker with a lone spark separated from the rest of the | superfountain.rle | 23/3 | 278 | 46x25 | |

Super loaf | http://conwaylife.com/wiki/Super_loaf | superloaf.rle | 23/3 | 17 | 7x7 | |

Super mango | A 15-bit still life. | supermango.rle | 23/3 | 15 | 6x7 | |

Surprise | A period 3 oscillator found in November 1972. | surprise.rle | 23/3 | 36 | 10x9 | |

Swan | A diagonal period 4 c/4 spaceship that produces some useful sparks. | swan.rle | 23/3 | 49 | 24x12 | |

Swan boatstretcher | A boatstretcher based on Tim Coe's swan, found on February 20, 1996 | swanboatstretcher... | 23/3 | 65 | 24x15 | |

Swan weld goose | A swan and a Canada goose that have been welded together. | swanweldgoose.rle | 23/3 | 82 | 34x21 | |

swimmer2 | P3450 'swimmer' [switch engine doing laps in a lane made of boats] | swimmer2.rle | 23/3 | 2145 | 368x392 | |

Swine | extensible p5 oscillator; name short for Scot's p5 With INsErt. | swine.rle | 23/3 | 86 | 37x10 | |

Switch engine | A methuselah with lifespan 3911 that can be used to make c/12 diagonal puffer... | switchengine.rle | 23/3 | 8 | 6x4 | |

switchengine_synth | 3-glider synthesis of an unstabilized switch engine | switchengine_synt... | 23/3 | 15 | 14x8 | |

Switch engine ping-pong | The smallest known pattern, that exhibits quadratic population | switchenginepingp... | 23/3 | 23 | 210515x183739 | |

Switchwave | http://conwaylife.com/wiki/Switchwave | switchwave.rle | 23/3 | 78 | 78x78 | |

Symmetric scorpion | A 16-cell still life. | symmetricscorpion... | 23/3 | 16 | 7x5 | |

Syringe | A fast and compact glider-to-Herschel converter. | syringeGtoH.rle | 23/3 | 66 | 24x35 | |

Syringe | A fast and compact glider-to-Herschel converter. | syringeGtoH_oldan... | 23/3 | 66 | 24x35 | |

syringeGtoH_synth | Glider synthesis of syringe | syringeGtoH_synth... | 23/3 | 375 | 301x274 | |

Table | A simple induction coil. | table.rle | 23/3 | 6 | 4x2 | |

Table and dock | http://conwaylife.com/wiki/Table_and_dock | tableanddock.rle | 23/3 | 16 | 6x6 | |

Table on table | A 12-cell still life made up of two tables. | tableontable.rle | 23/3 | 12 | 4x5 | |

Table on table_synth | Glider syntheses of table on tables. | tableontable_synt... | 23/3 | 284 | 118x103 | |

Tail | A tetromino often attached to still lifes to create larger still li | tail.rle | 23/3 | 4 | 2x3 | |

Tanner's p46 | A period 46 oscillator discovered by Tanner Jacobi in October 2017. | tannersp46.rle | 23/3 | 41 | 13x26 | |

tannersp46_gun | A period 46 gun based on Tanner's p46 and the twin bees shuttle. | tannersp46_gun.rle | 111 | 31x44 | ||

tannersp46_synth | 19-glider synthesis of Tanner's p46 | tannersp46_synth.rle | 23/3 | 360 | 146x88 | |

Teardrop | An induction coil that evolves into two beehives after 20 generations. | teardrop.rle | 23/3 | 9 | 4x4 | |

Teardrop_synth | Syntheses of teardrops. | teardrop_synth.rle | 23/3 | 130 | 108x49 | |

Technician | A period 5 oscillator found in January 1973. | technician.rle | 23/3 | 33 | 11x12 | |

Teeth | A quadratic growth pattern found in March 2000. | teeth.rle | 23/3 | 65 | 472x127 | |

Test tube baby | A period 2 oscillator. | testtubebaby.rle | 23/3 | 14 | 8x5 | |

Test tube baby_synth | Glider syntheses of test tube baby | testtubebaby_synt... | 23/3 | 482 | 140x92 | |

Tethered rake | A switch engine-based tethered rake | tetheredrake.rle | 23/3 | 679 | 134x92 | |

Tetraloaf I | http://conwaylife.com/wiki/Tetraloaf_I | tetraloaf1.rle | 23/3 | 28 | 10x10 | |

Tetraplets | The 22 distinct tetraplets. | tetraplets.rle | 23/3 | 88 | 54x31 | |

Tetrominoes | A collection of all five tetrominoes. | tetrominoes.rle | 23/3 | 20 | 39x2 | |

Thumb 1 | A period 9 thumb oscillator found in October 1998. | thumb1.rle | 23/3 | 36 | 13x9 | |

Thumb 2 | A thumb sparker found in June 2000. | thumb2.rle | 23/3 | 38 | 11x11 | |

Thunderbird | A methuselah with lifespan 243. | thunderbird.rle | 23/3 | 6 | 3x5 | |

Thunderbird_synth | Glider syntheses of thunderbirds. | thunderbird_synth... | 23/3 | 33 | 48x11 | |

Time bomb | An infinite-growth mechanism that is a predecessor of the diagonal period 384... | timebomb.rle | 23/3 | 17 | 15x6 | |

Titanic toroidal traveler | A superstring. | titanictoroidaltr... | 23/3 | 117 | 78x2 | |

Tlog(log(t)) growth | A pattern that exhibits O(t log(log(t))) population growth, found by Alexey N... | tloglogtgrowth.rle | 23/3 | 8602 | 1581x373 | |

tlog(t) growth | An infinitely growing pattern that has growth that is O(tlog(t)). F | tlogtgrowth.rle | 23/3 | 5685 | 635x377 | |

T-nosed p4 | A period 4 oscillator found in October 1989. | tnosedp4.rle | 23/3 | 31 | 11x10 | |

T-nosed p4 on 48P31 | A small period 124 oscillator. | tnosedp4on48p31.rle | 23/3 | 79 | 24x30 | |

T-nosed p4 on 56P27 | The smallest known period-108 oscillator. | tnosedp4on56p27.rle | 23/3 | 87 | 34x32 | |

T-nosed p6 | A period 6 oscillator found in September 1994. | tnosedp6.rle | 23/3 | 40 | 15x11 | |

Toad | A period 2 oscillator. The second most common oscillator (after the blinker). | toad.rle | 23/3 | 6 | 4x2 | |

Toad_synth | Glider synthesis of toads. | toad_synth.rle | 23/3 | 509 | 153x115 | |

Toad flipper | A period 60 oscillator in which a toad gets flipped repeatedly by | toadflipper.rle | 23/3 | 30 | 18x10 | |

Toad sucker | A period 60 oscillator that shifts a toad by applying domino sparks to it. | toadsucker.rle | 23/3 | 30 | 18x11 | |

Toaster | A period 5 oscillator found in April 1992 that produces sparks similar to tho... | toaster.rle | 23/3 | 54 | 11x12 | |

Total aperiodic | A pattern that evolves in such a way that no cell in the plane is e | totalaperiodic.rle | 23/3 | 182 | 59x57 | |

Total periodic | A modification of the "total aperiodic" pattern. | totalperiodic.rle | 23/3 | 201 | 60x59 | |

T-pentomino | One of the 12 pentominoes. | tpentomino.rle | 23/3 | 5 | 3x3 | |

Traffic circle | A period 100 oscillator that works by hassling a traffic jam so that it moves... | trafficcircle.rle | 23/3 | 193 | 48x48 | |

Traffic jam | In this reaction, two traffic lights interact in such a way as to reappear af... | trafficjam.rle | 23/3 | 24 | 16x8 | |

Traffic light | A common period 2 oscillator made up of four blinkers. | trafficlight.rle | 23/3 | 12 | 7x7 | |

Traffic light_synth | Glider syntheses of traffic lights. | trafficlight_synt... | 23/3 | 136 | 109x29 | |

Trans-barge with tail | A 10-cell still life. | transbargewithtai... | 23/3 | 10 | 6x6 | |

Trans-barge with tail_synth | Glider syntheses of Trans-barge with tail | transbargewithtai... | 23/3 | 260 | 106x133 | |

Trans-beacon and cap | A period 2 oscillator. | transbeaconandcap... | 23/3 | 14 | 6x8 | |

Trans-beacon and cap_synth | Glider synthesis of trans-beacon and cap. | transbeaconandcap... | 23/3 | 88 | 108x12 | |

Trans-beacon and dock | A period 2 oscillator. | transbeaconanddoc... | 23/3 | 16 | 7x8 | |

Trans-beacon and dock_synth | Glider syntheses of trans-beacon and dock | transbeaconanddoc... | 23/3 | 200 | 120x53 | |

Trans-beacon and table | A period 2 oscillator. | transbeaconandtab... | 23/3 | 12 | 6x7 | |

Trans-beacon and table_synth | Glider synthesis of trans-beacon and table. | transbeaconandtab... | 23/3 | 180 | 109x49 | |

Trans-block and long hook | A 12-cell still life. | transblockandlong... | 23/3 | 12 | 5x6 | |

Trans-block and long hook_synth | Glider syntheses of Trans-block and long hook | transblockandlong... | 23/3 | 369 | 147x113 | |

Trans-block and long hook eating tub | A period-3 oscillator, the trans version of the candlefrobra; discovered by R... | transblockandlong... | 23/3 | 16 | 10x5 | |

Trans-block and long hook eating tub_synth | A 12-glider synthesis of Trans-block and long hook eating tub | transblockandlong... | 23/3 | 183 | 119x45 | |

Trans-boat and dock | A 15-cell still life. | transboatanddock.rle | 23/3 | 15 | 6x7 | |

Trans-boat and table | A small 11-bit still life. | transboatandtable... | 23/3 | 11 | 6x5 | |

Trans-boat with nine | An 11-cell still life. | transboatwithnine... | 23/3 | 11 | 6x6 | |

Trans-boat with nine_synth | Glider syntheses of Trans-boat with nine | transboatwithnine... | 23/3 | 153 | 138x88 | |

Trans-boat with tail | A 9-cell still life. | transboatwithtail... | 23/3 | 9 | 5x5 | |

Trans-boat with tail_synth | Glider syntheses of trans-boat with tails. | transboatwithtail... | 23/3 | 239 | 148x73 | |

Trans-fuse with two tails | A simple 10-cell still life. | transfusewithtwot... | 23/3 | 10 | 6x6 | |

Trans-fuse with two tails_synth | Glider synthesis of trans-fuse with two tails. | transfusewithtwot... | 23/3 | 106 | 68x34 | |

Trans-hook and R-bee | A 14-cell still life composed of a bookend and a bun. | transhookandrbee.rle | 23/3 | 14 | 5x7 | |

Trans-loaf with tail | An 11-cell still life. | transloafwithtail... | 23/3 | 11 | 6x6 | |

Trans-loaf with tail_synth | Glider syntheses of trans-loaf with tails. | transloafwithtail... | 23/3 | 127 | 67x39 | |

Trans-long boat with tail | A small 11-bit still life. | translongboatwith... | 23/3 | 11 | 6x6 | |

Trans-mirrored R-bee | A 14-cell still life made up of two buns facing each other. | transmirroredrbee... | 23/3 | 14 | 7x5 | |

Trans-mirrored R-bee_synth | Glider syntheses of trans-mirrored R-bees. | transmirroredrbee... | 23/3 | 117 | 107x23 | |

Transparent block reaction | A reaction in which a B-heptomino passes through a block. | transparentblockr... | 23/3 | 11 | 14x4 | |

Trans-queen bee shuttle | A period 30 oscillator that is a queen bee shuttle with its blocks offset. | transqueenbeeshut... | 23/3 | 20 | 22x7 | |

Trans-R-bee and R-loaf | A 15-cell still life. | transrbeeandrloaf... | 23/3 | 15 | 5x8 | |

Trans-rotated R-bee | A 14-cell still life. | transrotatedrbee.rle | 23/3 | 14 | 7x7 | |

Tredecapole | http://conwaylife.com/wiki/Tredecapole | tredecapole.rle | 23/3 | 19 | 16x16 | |

triangle_greyship_1 | 45-90-45-triangle greyship with p2 technology except on backslope | triangle_greyship... | 23/3 | 1150 | 85x74 | |

triangle_greyship_2 | triangle greyship with back slope of 1/4 | triangle_greyship... | 23/3 | 1871 | 95x120 | |

Tri-block | A relatively common pseudo still life. | triblock.rle | 23/3 | 12 | 8x2 | |

Trice tongs | A period 3 oscillator found in February 1982. | tricetongs.rle | 23/3 | 16 | 7x7 | |

Trice tongs_synth | Glider synthesis of trice tongs. | tricetongs_synth.rle | 23/3 | 365 | 146x66 | |

Triple caterer | A period 3 oscillator. | triplecaterer.rle | 23/3 | 48 | 16x11 | |

Triple pseudo still life | A 32-cell still life found in 2001 that can be broken down into three stable ... | triplepseudostill... | 23/3 | 32 | 8x10 | |

Triplets | The five distinct triplets. | triplets.rle | 23/3 | 15 | 38x3 | |

Tripole | The barberpole of length 3 and thus a period 2 oscillator. | tripole.rle | 23/3 | 9 | 6x6 | |

Tripole_synth | Glider synthesis of tripole. | tripole_synth.rle | 23/3 | 44 | 34x24 | |

Tritoad | A period 3 oscillator found in October 1977. | tritoad.rle | 23/3 | 60 | 18x14 | |

True period 22 gun | The first true period 22 gun constructed. Found in August 2000. | trueperiod22gun.rle | 23/3 | 86 | 45x21 | |

trueperiod24gun | A true period 24 glider gun. | trueperiod24gun.rle | 23/3 | 335 | 43x32 | |

T-tetromino | One of 5 tetrominoes. | ttetromino.rle | 23/3 | 4 | 3x2 | |

Tub | A very common 4-cell still life. | tub.rle | 23/3 | 4 | 3x3 | |

Tub_synth | Glider synthesis of tubs. | tub_synth.rle | 23/3 | 264 | 147x74 | |

Tubber | A period 3 oscillator that was found no later than June 1972. | tubber.rle | 23/3 | 48 | 13x13 | |

Tub test tube baby | A period 2 oscillator. | tubtesttubebaby.rle | 23/3 | 16 | 10x6 | |

Tub test tube baby_synth | A 14-glider synthesis of tub test tube baby | tubtesttubebaby_s... | 23/3 | 200 | 138x40 | |

Tub with cis-tail | http://conwaylife.com/wiki/Tub_with_cis-tail | tubwithcistail.rle | 23/3 | 11 | 7x5 | |

Tub with extra long tail | A small 11-bit still life. | tubwithextralongt... | 23/3 | 11 | 4x8 | |

Tub with long long tail | A 10-cell still life. | tubwithlonglongta... | 23/3 | 10 | 4x7 | |

Tub with long long tail_synth | Glider synthesis of tub with long long tail. | tubwithlonglongta... | 23/3 | 122 | 64x53 | |

Tub with long tail | A 9-cell still life. | tubwithlongtail.rle | 23/3 | 9 | 4x6 | |

Tub with long tail_synth | Glider synthesis of tub with long tail. | tubwithlongtail_s... | 23/3 | 415 | 145x105 | |

Tub with tail | An 8-cell still life. | tubwithtail.rle | 23/3 | 8 | 5x5 | |

Tub with tail_synth | Glider syntheses of tub with tails. | tubwithtail_synth... | 23/3 | 233 | 107x104 | |

Tumbler | The smallest known period 14 oscillator. | tumbler.rle | 23/3 | 16 | 9x5 | |

Tumbler_synth | Glider synthesis of tumbler. | tumbler_synth.rle | 23/3 | 386 | 113x111 | |

Tumbling T-tetson | A period 8 oscillator consisting of two figure eights hassling a T- | tumblingttetson.rle | 23/3 | 34 | 21x10 | |

Turing machine | A pattern capable of turing-complete computation. Created in April | turingmachine.rle | 23/3 | 36549 | 1714x1647 | |

Turning toads | An orthogonal period 4 wick that was found in October 1989. | turningtoads.rle | 23/3 | 56 | 37x8 | |

Turtle | A period 3 c/3 orthogonal spaceship. | turtle.rle | 23/3 | 44 | 12x10 | |

Turtle with tagalong | An extensible tagalong for the c/3 orthogonal turtle spaceship. | turtlewithtagalon... | 23/3 | 139 | 70x11 | |

Twin bees shuttle | Twin bees shuttle was found in 1971 and is the basis of all known period 46 o... | twinbeesshuttle.rle | 23/3 | 28 | 29x11 | |

Twin bees shuttle_synth | Glider synthesis of twin bees shuttle. | twinbeesshuttle_s... | 23/3 | 400 | 154x92 | |

Twin bees shuttle interactions | Interactions between gliders, LWSS, and MWSS catalyzed by twin bees shuttle | twinbeesshuttlein... | 23/3 | 494 | 192x109 | |

Twin bees shuttles hassling blinker | The smallest known period-92 oscillator. | twinbeesshuttlesh... | 23/3 | 61 | 68x11 | |

Twin bees shuttle v2 | Some alternate stabilizations of the period 46 twin bees shuttle os | twinbeesshuttlev2... | 23/3 | 41 | 27x17 | |

Twin hat | A 17-cell still life. | twinhat.rle | 23/3 | 17 | 9x5 | |

Twin hat_synth | Glider syntheses of twin hat | twinhat_synth.rle | 23/3 | 226 | 110x128 | |

Twin prime calculator | A pattern constructed on September 9, 1994 that produces a stream o | twinprimecalculat... | 23/3 | 3062 | 440x294 | |

Twirling T-tetsons 2 | A period 60 oscillator made up of a pre-pulsar hassled by killer toads. | twirlingttetsons2... | 23/3 | 56 | 24x24 | |

Twirling T-tetson II | A period-60 oscillator discovered in 1989 | twirlingttetsonsi... | 23/3 | 64 | 24x24 | |

Two cis griddles with two tubs | http://conwaylife.com/wiki/Two_cis_griddles_with_two_tubs | twocisgriddleswtw... | 23/3 | 16 | 8x7 | |

Two eaters | A period 3 oscillator that was found in September 1971. | twoeaters.rle | 23/3 | 14 | 9x8 | |

Two eaters_synth | Glider synthesis of two eaters. | twoeaters_synth.rle | 23/3 | 176 | 155x28 | |

Two-glider mess | The longest-lived two-glider collision and a methuselah with lifespan 530. | twoglidermess.rle | 23/3 | 10 | 6x6 | |

Two-glider mess_synth | Glider synthesis of two-glider mess. | twoglidermess_syn... | 23/3 | 22 | 27x8 | |

Two-glider syntheses | A collection of all 71 distinct two-glider collisions, grouped by what they s... | twoglidersynthese... | 23/3 | 1919 | 379x369 | |

twogun | The smallest known period-60 gun; it uses two copies of the Gosper | twogun.rle | 23/3 | 95 | 39x27 | |

Two pre-L hasslers | The first period 16 oscillator to be found. Found in July 1983. | twoprelhasslers.rle | 23/3 | 70 | 24x16 | |

Two pulsar quadrants | A period 3 oscillator found in July 1973. | twopulsarquadrant... | 23/3 | 18 | 9x9 | |

twopulsarquadrants_synth | Glider synthesis of two pulsar quadrants | twopulsarquadrant... | 23/3 | 50 | 28x38 | |

Two trans griddles with two tubs | http://conwaylife.com/wiki/Two_trans_griddles_with_two_tubs | twotransgriddlesw... | 23/3 | 16 | 8x7 | |

Undecapole | http://conwaylife.com/wiki/Undecapole | undecapole.rle | 23/3 | 17 | 14x14 | |

Unicycle | A period 6 oscillator made up of four copies of unix. | unicycle.rle | 23/3 | 56 | 14x14 | |

Unicycle_synth | Glider synthesis of unicycle. | unicycle_synth.rle | 23/3 | 776 | 146x91 | |

Unidimensional four gliders | A solid 56-by-1 rectangle that is the shortest solid rectangle to p | unidimensionalfou... | 23/3 | 56 | 56x1 | |

Unidimensional infinite growth | Infinite growth resulting from a single row of live cells. | unidimensionalinf... | 23/3 | 28 | 39x1 | |

Unidimensional nothing | A unidimensional pattern that dies out completely. Found in October | unidimensionalnot... | 23/3 | 66 | 149x1 | |

Unidimensional pentadecathlon | A unidimensional pattern that is a predecessor of the pentadecathlo | unidimensionalpen... | 23/3 | 10 | 10x1 | |

Unidimensional six gliders | The smallest unidimensional pattern to emit a glider. | unidimensionalsix... | 23/3 | 12 | 15x1 | |

Unidimensional tumbler | A 1-cell-thick pattern that creates a tumbler. Found in October 199 | unidimensionaltum... | 23/3 | 27 | 36x1 | |

Uninteresting p24 | http://conwaylife.com/wiki/Uninteresting_p24 | uninterestingp24.rle | 23/3 | 82 | 26x15 | |

Universal turing machine | A universal Turing machine created by Paul Rendell, completed on February 10,... | universalturingma... | 23/3 | 252192 | 12699x12652 | |

Unix | A period 6 oscillator that consists of two blocks eating a barge. | unix.rle | 23/3 | 16 | 8x8 | |

Unix_synth | Glider synthesis of unix. | unix_synth.rle | 23/3 | 113 | 121x26 | |

Unix on 41P7.2 | A small non-trivial period 42 oscillator | unixon41p7.2.rle | 23/3 | 57 | 18x18 | |

Up dove on dove | 18-bit still life #355 in Mark D. Niemiec's life synthesis database | updoveondove.rle | 23/3 | 18 | 9x5 | |

Up dove on dove synthesis | 18-355.rle | updoveondove_synt... | 23/3 | 118 | 74x89 | |

U-pentomino | One of the 12 pentominoes. | upentomino.rle | 23/3 | 5 | 3x2 | |

Up wing on wing | http://conwaylife.com/wiki/Up_wing_on_wing | upwingonwing.rle | 23/3 | 16 | 9x4 | |

utm | utm.rle | 23/3 | 252192 | 12699x12652 | ||

Vacuum (gun) | A true period 46 double-barreled gun found on February 21, 1997. | vacuumgun.rle | 23/3 | 126 | 49x43 | |

Vacuum (gun) pulling | A true period 46 gun pulling blocks and beehives. | vacuumgunpulling.rle | 23/3 | 440 | 90x97 | |

Vase siamese hat | The most common 27-bit still life on Catagolue | vasesiamesehat.rle | 23/3 | 27 | 9x9 | |

27vaseha.rle | vasesiamesehat_sy... | 23/3 | 137 | 95x32 | ||

Venetian blinds | A simple period 2 agar. | venetianblinds.rle | 23/3 | 900 | 38x45 | |

Very long clock | http://conwaylife.com/wiki/Very_long_clock | verylongclock.rle | 23/3 | 30 | 12x8 | |

Very long house | An induction coil. | verylonghouse.rle | 23/3 | 12 | 7x3 | |

Very long integral | http://conwaylife.com/wiki/Very_long_integral | verylongintegral.rle | 23/3 | 11 | 7x3 | |

Very very long barge | http://conwaylife.com/wiki/Very_very_long_barge | veryverylongbarge... | 23/3 | 12 | 7x7 | |

Very very long boat | http://conwaylife.com/wiki/Very_very_long_boat | veryverylongboat.rle | 23/3 | 11 | 6x6 | |

Very very long canoe | http://conwaylife.com/wiki/Very_very_long_canoe | veryverylongcanoe... | 23/3 | 11 | 8x8 | |

Very very long ship | http://conwaylife.com/wiki/Very_very_long_ship | veryverylongship.rle | 23/3 | 12 | 6x6 | |

Very^3 long boat | http://conwaylife.com/wiki/Very%5E3_long_boat | veryveryverylongb... | 23/3 | 13 | 7x7 | |

Very^3 long ship | A 14-bit still life. | veryveryverylongs... | 23/3 | 14 | 7x7 | |

Very^4 long boat | A 15-bit still life. | veryveryveryveryl... | 23/3 | 15 | 8x8 | |

Very^4 long snake | http://www.conwaylife.com/wiki/Very%5E4_long_snake | veryveryveryveryl... | 23/3 | 11 | 9x7 | |

Very^5 long boat | A 17-bit still life. | veryveryveryveryv... | 23/3 | 17 | 9x9 | |

Very^6 long boat | http://conwaylife.com/wiki/Very%5E6_long_boat | veryveryveryveryv... | 23/3 | 19 | 10x10 | |

Very^7 long boat | http://conwaylife.com/wiki/Very%5E7_long_boat | veryveryveryveryv... | 23/3 | 21 | 11x11 | |

Very^8 long boat | http://conwaylife.com/wiki/Very%5E8_long_boat | veryveryveryveryv... | 23/3 | 23 | 12x12 | |

Very^9 long boat | http://conwaylife.com/wiki/Very%5E9_long_boat | veryveryveryveryv... | 23/3 | 25 | 13x13 | |

V gun | A true period 726 7-in-a-row Cordership gun that was found in June | vgun.rle | 23/3 | 29519 | 2325x1257 | |

Voldiag | http://conwaylife.com/wiki/Voldiag | voldiag.rle | 23/3 | 100 | 26x26 | |

V-pentomino | One of the 12 pentominoes. | vpentomino.rle | 23/3 | 5 | 3x3 | |

Washerwoman | An orthogonal 2c/3 period 18 fuse that burns tubs. | washerwoman.rle | 23/3 | 45 | 56x5 | |

Washing machine | A period 2 oscillator found no later than June 1972. | washingmachine.rle | 23/3 | 24 | 7x7 | |

Washing machine_synth | Glider synthesis of washing machine. | washingmachine_sy... | 23/3 | 64 | 37x27 | |

Wasp | An orthogonal c/3 period 3 spaceship that was found in March 1998. | wasp.rle | 23/3 | 47 | 22x9 | |

Wavefront | A period 4 oscillator found no later than 1976. | wavefront.rle | 23/3 | 36 | 13x13 | |

Waveguide 1 | The first waveguide to be found. | waveguide1.rle | 23/3 | 131 | 53x21 | |

Weekender | An orthogonal period 7 spaceship with speed 2c/7. | weekender.rle | 23/3 | 36 | 16x11 | |

weekender_synth.rle | 79-glider synthesis of weekender spaceship. | weekender_synth.rle | 23/3 | 395 | 188x177 | |

weekenderdistaff.rle | 2c/7 adjustable-period rake, constructed on May 22, 2014 | weekenderdistaff.rle | 23/3 | 6609 | 281x2206 | |

Weekender tagalong | A tagalong for two period 7 orthogonal 2c/7 weekenders, found on April 27, 2000. | weekendertagalong... | 23/3 | 122 | 37x24 | |

Welded geese | A pair of Canada geese that have been welded together. | weldedgeese.rle | 23/3 | 69 | 23x22 | |

Why not | A period 2 oscillator found in July 1977 that is very similar to by flops. | whynot.rle | 23/3 | 14 | 7x7 | |

Why not_synth | Glider synthesis of why not. | whynot_synth.rle | 23/3 | 555 | 156x92 | |

Wickstretcher 1 | The first wickstretcher to be found. | wickstretcher1.rle | 23/3 | 176 | 49x16 | |

Windmill | A period 4 oscillator found in November 1989. | windmill.rle | 23/3 | 56 | 18x18 | |

Wing | An induction coil. | wing.rle | 23/3 | 8 | 4x4 | |

Wing extended | An extension of the wing spaceship. Diagonal, period 4, speed c/4. | wingextended.rle | 23/3 | 192 | 47x47 | |

Wing (spaceship) | The first extensible c/4 spaceship. Diagonal and period 4. Found in 1993. | wingspaceship.rle | 23/3 | 72 | 23x23 | |

Worker bee | A period 9 oscillator found in 1972. | workerbee.rle | 23/3 | 34 | 16x11 | |

Worker bee_synth | Glider synthesis of worker bee (aka. lonely bee). | workerbee_synth.rle | 23/3 | 911 | 156x111 | |

W-pentomino | One of the 12 pentominoes. | wpentomino.rle | 23/3 | 5 | 3x3 | |

x66 | A period 4 speed c/2 orthogonal spaceship found in July 1992 via a | x66.rle | 23/3 | 34 | 9x11 | |

x66_half | Half of x66 supported by a heavyweight spaceship | x66_half.rle | 23/3 | 30 | 9x11 | |

x66_synth.rle | 13-glider synthesis of x66 and 9-glider synthesis of x66-half on HWSS | x66_synth.rle | 23/3 | 110 | 27x79 | |

X-pentomino | One of the 12 pentominoes. | xpentomino.rle | 23/3 | 5 | 3x3 | |

Y-pentomino | One of the 12 pentominoes. | ypentomino.rle | 23/3 | 5 | 4x2 | |

Z-hexomino | One of 35 hexominoes. It appears in pentoad and Achim's p144. | zhexomino.rle | 23/3 | 6 | 3x4 | |

Z-pentomino | One of the 12 pentominoes. | zpentomino.rle | 23/3 | 5 | 3x3 | |

Zweiback | A period 30 oscillator in which two heavyweight volcanoes hassle a | zweiback.rle | 23/3 | 331 | 79x21 |