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