[0,1,1,1,2,2,2,2,3,4,4,4,5,5,5,5,5,6,7,7,7,7,7,7, 8,9,9,9,9,9,9,9,10,11,11,12,13,13,13,13,13,13,13, 13,14,14,14,14,15,15,16,16,16,16,17,17,17,17,17, 17,17,17,17,17,18,19,19,20,21,22,23,23,24,24,24, 24,24,24,24,24]