[1,2,1,4,3,2,5,4,3,1,7,6,5,3,2,8,7,6,4,3,1,10,9,8, 6,5,3,2,13,12,11,9,8,6,5,3,14,13,12,10,9,7,6,4,1, 17,16,15,13,12,10,9,7,4,3,19,18,17,15,14,12,11,9, 6,5,2,20,19,18,16,15,13,12,10,7,6,3,1,22,21]