[1,2,2,3,3,3,3,4,4,5,5,4,4,5,5,5,5,7,7,7,7,8,8,5, 5,7,7,7,7,8,8,6,6,9,9,10,10,11,11,9,9,12,12,11,11, 13,13,6,6,9,9,10,10,11,11,9,9,12,12,11,11,13,13,7, 7,11,11,13,13,14,14,13,13,17,17,15,15,18,18,11,11, 16,16]