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