1, 10, 11, 13, 14, 15, 16, 17, 18, 19, 2, 20, 22, 23, 24, 25, 27, 28, 29, 3, 30, 32, 33, 34, 36, 37, 38, 4, 42, 44, 46, 5, 8, 9