#N 2x12 infinite growth
#O DivusIulius
#C The only pattern that fits in a 2x12 box that exhibits infinite gro
#C wth.
#C www.conwaylife.com/wiki/index.php?title=Infinite_growth
x = 12, y = 2, rule = 23/3
o2b2ob4obo$6ob2o2bo!