1, 2, 3, 4, 5, 6, 7, 8
1, 2, 3, 4, 5, 6, 7, 8, 1, 11, 13, 15, 17, 19, 2, 21, 23, 25, 27, 29, 3, 31, 33, 35, 37, 39, 41, 5, 7, 9