[1,1,1,2,1,1,3,2,3,1,1,4,3,2,3,4,1,1,5,4,3,5,2,5, 3,4,5,1,1,6,5,4,3,5,2,5,3,4,5,6,1,1,7,6,5,4,7,3,5, 7,2,7,5,3,7,4,5,6,7,1,1,8,7,6,5,4,7,3,8,5,7,2,7,5, 8,3,7,4,5,6,7,8,1,1,9,8,7,6,5,9,4,7,3,8,5,7,9,2,9, 7,5,8,3,7]