[1,2,4,2,3,6,4,6,3,4,8,4,6,3,5,10,6,9,6,8,12,6,8, 12,9,12,8,10,5,7,14,8,12,9,12,8,10,5,7,14,8,12,9, 12,8,10,5,7,14,10,5,7,14,10,15,9,12,16,12,9,12,16, 12,9,12,16,20,10,14,7,9,18,10,15,9,15]