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