[0,0,1,1,1,2,2,2,3,3,5,4,5,5,6,5,8,6,8,7,9,8,11,8, 11,10,13,11,14,11,14,13,15,13,17,13,18,17,18,16, 20,16,20,18,21,19,23,18,23,20,25,22,26,21,26,24, 28,25,29,23,29,28,30,26,32,26,33,31,33,29]