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