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