#N Blinker puffer 2 #O David Bell #C An orthogonal period 4 c/2 blinker puffer found in 1992. #C www.conwaylife.com/wiki/index.php?title=Blinker_puffer_2 x = 17, y = 25, rule = B3/S23 13b3ob$12b5o$11b2ob3o$12b2o3b3$9bobo5b$2bo5bo2bo5b$b5o3bobo5b$2o3b2ob 2o7b$bo7bo7b$2b2o2bo2bo7b$10bo6b$2b2o2bo2bo7b$bo7bo7b$2o3b2ob2o7b$b5o 3bobo5b$2bo5bo2bo5b$9bobo5b3$12b2o3b$11b2ob3o$12b5o$13b3o!