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