[0,1,1,3,1,3,3,7,1,3,3,7,3,7,7,15,1,3,3,7,3,7,7, 15,3,7,7,15,7,15,15,31,1,3,3,7,3,7,7,15,3,7,7,15, 7,15,15,31,3,7,7,15,7,15,15,31,7,15,15,31,15,31, 31,63,1,3,3,7,3,7,7,15,3,7,7,15,7,15,15,31,3,7,7, 15,7,15,15,31]