[1,1,3,1,4,6,1,5,8,10,1,6,10,13,15,1,7,12,16,19, 21,1,8,14,19,23,26,28,1,9,16,22,27,31,34,36,1,10, 18,25,31,36,40,43,45,1,11,20,28,35,41,46,50,53,55, 1,12,22,31,39,46,52,57,61,64,66,1,13,24,34,43,51, 58,64,69,73,76,78]