[1,1,1,2,1,2,1,2,3,1,2,3,1,2,3,4,1,2,3,4,5,1,2,3, 4,5,6,1,2,3,4,5,6,7,1,2,3,4,5,6,7,1,2,3,4,5,6,7,8, 1,2,3,4,5,6,7,8,9,11,1,2,3,4,5,6,7,8,9,10,11,15,1, 2,3,4,5,6,7,8,9,10,11,15,18,1,2,3,4,5,6,7,8,9,10, 11,12,14,15,18,20]