[0,1,2,2,4,4,4,4,8,8,10,10,10,13,13,13,16,16,16, 16,20,20,20,23,23,23,26,26,28,28,28,28,28,28,28, 28,28,28,28,28,40,40,40,40,40,40,40,40,40,40,40, 40,52,52,52,52,56,56,56,56,56,56,56,56,56,56,56, 56,68,68,68,68,68,68,68,68,68,68,68,68,80,80]