1, 11, 12, 13, 14, 15, 17, 18, 19, 2, 20, 21, 22, 24, 25, 27, 28, 29, 30, 31, 32, 33, 35, 37, 38, 39, 4, 41, 42, 44, 45, 46, 5, 50, 51, 52, 7, 8, 9