[2,4,4,4,5,5,5,5,6,7,7,7,7,7,7,7,8,8,8,8,8,8,8,8, 8,9,9,10,11,11,11,11,11,11,11,11,12,12,12,12,12, 12,12,12,12,12,12,12,12,13,13,13,13,13,13,13,13, 13,13,13,13,13,13,13,15,15,15,15,15,15]