1, 3, 5
1, 3, 5, 10, 12, 14, 15, 16, 18, 2, 20, 21, 22, 24, 25, 26, 28, 29, 30, 31, 32, 35, 36, 37, 39, 4, 42, 43, 44, 46, 49, 5, 51, 53, 6, 7, 8, 9