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