[8,8,7,7,8,7,7,8,8,8,8,8,8,9,9,9,9,9,9,10,10,10, 10,10,10,10,11,11,11,11,11,11,11,11,12,12,12,12, 12,12,12,12,12,13,13,13,13,13,13,13,13,13,13,14, 14,14,14,14,14,14,14,14,14,14,15,15,15,15,15]