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