[0,1,1,1,2,1,3,2,2,3,6,3,7,4,4,5,10,5,11,6,6,7,14, 7,8,8,9,9,19,10,20,10,11,11,12,12,25,13,13,14,28, 14,29,15,15,16,32,16,17,17,18,18,37,19,19,20,20, 21,42,21,43,22,22,23,23,24,48,24,25,25,51,26,52, 26,27,27,28,28]