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