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