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