#N Partial queen bee loop
#O Bill Gosper
#C Period 30 oscillator based on the queen bee loop.
#C www.conwaylife.com/wiki/index.php?title=Queen_bee_shuttle
x = 24, y = 24, rule = b3/s23
20b2o2b$20b2o2b$2b2o20b$2b2o20b4$3bo20b$2bobo19b$bo3bo18b$2b3o19b$2o3b
2o17b$17b2o3b2o$19b3o2b$18bo3bob$19bobo2b$20bo3b$11bo12b$9bobo12b$8bob
o13b$7bo2bo13b$8bobo13b$9bobo12b$11bo!