[0,0,0,1,1,1,3,3,3,4,4,4,7,7,7,8,8,8,10,10,10,11, 11,11,15,15,15,16,16,16,18,18,18,19,19,19,22,22, 22,23,23,23,25,25,25,26,26,26,31,31,31,32,32,32, 34,34,34,35,35,35,38,38,38,39,39,39,41,41,41,42, 42,42]