x = 138, y = 23, rule = B3678/S34678
28boo3b3o$23b3o8bobo25bo$21boob7ob5o19boobb3o$20bob13obo7boo10bobboobo
$20b16obo6boboo8b4o3boo70b3o$20bob9obboo9booboo8boboboobo70b3o$21bob8o
3b4o5b4obbo8bob4o71b3o$22b3ob4obo4bo8boobo11boo$24b4oboo13b3o14b3o$60b
oo3$46bobo$4b4oboo35bobo$bb3ob4obo5bobo10boo12b3ob3o$bob8o4b3obo4b3ob
6o12b3o$ob9obb8o3b10o12b3o$19obob11o$ob9obb8o3b10o12b3o$bob8o4b3obo4b
3ob6o12b3o$bb3ob4obo5bobo10boo12b3ob3o$4b4oboo35bobo$46bobo!
Period 240 puffer creating period 4 oscillators.
David I. Bell, May 1997
