#N Pipsquirter 2
#O Noam Elkies
#C A period 7 pipsquirter oscillator.
#C www.conwaylife.com/wiki/index.php?title=Pipsquirter_2
x = 13, y = 22, rule = b3/s23
6b2o5b$6bobo4b$8bo4b$3bo2bob2o3b$3b4o6b$7b2o2b2o$3b4o6b$obo3bob2o3b$2o
b2obobo4b$3bo4bo4b$3bobobob2o2b$2obobobobo3b$obo4bobo3b$2bob2obo2b2ob$
2bobo3bobo2b$b2o2bob2obo2b$2bobo4bo3b$2bo3b3o4b$3b2obo6b$8b3o2b$b7o2bo
2b$bo2bo2bo!