[0,1,1,2,2,1,2,3,2,1,4,3,3,3,3,4,5,4,5,4,5,5,6,5, 4,4,3,3,5,5,6,7,7,6,8,7,7,7,9,8,9,9,9,9,6,6,8,7,7, 7,7,7,8,8,11,11,12,12,11,11,11,11,10,11,13,12,13, 12,12,12,14,13,13,13,13,13,11,11,14,13,12,12,14, 14,13,13,13]