#N Kok's galaxy
#O Jan Kok, 1971
#C A pinwheel of bars that rotates through a period of 8. Named for Jan Kok, who found it in 1971.
#C Exported from Lifeform
x = 9, y = 9, rule = B3/S23
2ob6o$2ob6o$2o$2o5b2o$2o5b2o$2o5b2o$7b2o$6ob2o$6ob2o!