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