[1,2,3,2,3,4,3,4,5,3,5,5,5,5,6,5,6,6,6,8,8,5,7,10, 7,8,7,10,7,9,11,10,8,9,13,5,11,12,14,8,12,11,8,13, 14,10,13,15,9,11,19,13,12,12,12,13,16,14,16,16,13, 18,15,16,12,17,16]