[0,1,1,2,1,3,1,2,3,4,1,5,1,6,1,3,5,7,1,8,1,3,7,9, 1,10,1,5,7,11,1,5,8,12,1,13,1,4,11,14,1,7,9,15,1, 4,13,16,1,17,1,18,1,9,11,19]