1, 10, 11, 12, 14, 15, 17, 18, 19, 2, 20, 21, 22, 23, 24, 25, 26, 27, 29, 3, 31, 32, 35, 36, 38, 39, 4, 40, 41, 42, 47, 48, 5, 50, 51, 54, 56, 58, 6, 60, 62, 64, 7, 9