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