[0,2,2,3,4,4,4,5,5,6,6,6,6,7,7,7,8,8,8,8,8,9,9,9, 9,10,10,10,10,10,10,11,11,11,11,11,12,12,12,12,12, 12,12,13,13,13,13,13,13,14,14,14,14,14,14,14,14, 15,15,15,15,15,15,15,16,16,16,16,16,16,16]