[0,0,0,1,2,4,3,4,6,5,6,8,7,9,9,8,9,11,11,10,12,11, 12,14,13,15,15,14,16,16,15,16,18,18,17,19,18,19, 21,21,20,22,21,23,23,22,24,24,24,23,25,24,25,27, 26,27,29,28,30,30,30,30,30,30,29,31,30,32,32]