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