[2,3,1,4,4,1,5,6,2,1,6,8,3,2,1,7,9,5,3,2,1,8,10,6, 4,3,2,1,9,12,7,5,4,3,2,1,10,14,8,7,5,4,3,2,1,11, 15,10,9,6,5,4,3,2,1,12,16,11,11,7,6,5,4,3,2,1,13, 18,12,12,8,7,6,5,4,3,2,1,14,20]