[2,3,6,2,4,6,12,2,4,10,12,15,3,4,6,10,12,15,3,4,9, 10,12,15,18,3,5,9,10,12,15,18,20,4,5,8,9,10,15,18, 20,24,5,6,8,9,10,12,15,18,20,24,5,6,8,9,10,15,18, 20,21,24,28,6,7,8,9,10,14,15,18,20,24,28,30]