#N Twirling T-tetson II #O Robert Wainwright #C A period-60 oscillator discovered in 1989 x = 24, y = 24, rule = B3/S23 10b2o3b2o$9bo7bo$12bobo$10b2o3b2o4$3o$b3o$9b3o$9bobo9b3o$9b3o8b3o$b3o$ 3o2$9b3o8b3o$9bobo9b3o$9b3o3$7b2o3b2o$9bobo$6bo7bo$7b2o3b2o!