[0,0,0,0,0,0,0,1,1,2,2,2,3,5,3,5,3,6,7,8,4,8,6,10, 8,10,7,14,10,16,12,14,9,16,14,17,12,17,16,25,15, 20,20,23,20,25,20,28,22,25,23,30,23,31,28,33,28, 35,32,36,30,33,32,44,35,34,37,42,43,49,39,42,42, 44,49,49,40,45,51]