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