1, 2, 3, 4, 5, 6, 7, 8, 9
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16, 18, 2, 22, 26, 30, 32, 34, 36, 38, 39, 4, 40, 6, 7, 8