[1,1,1,3,1,6,1,8,6,1,10,12,1,12,15,10,1,14,18,20, 1,16,21,24,15,1,18,24,28,30,1,20,27,32,35,21,1,22, 30,36,40,42,1,24,33,40,45,48,28,1,26,36,44,50,54, 56,1,28,39,48,55,60,63,36,1,30,42,52,60,66,70,72, 1,32,45,56,65]