[0,1,0,0,2,0,1,3,0,0,0,4,0,1,1,5,0,0,2,6,0,1,3,7, 0,0,0,0,8,0,1,1,1,9,0,0,2,2,10,0,1,3,3,11,0,0,0,4, 12,0,1,1,5,13,0,0,2,6,14,0,1,3,7,15,0,0,0,0,0,16, 0,1,1,1,1,17,0,0,2,2,2,18,0,1]