1, 15, 17, 18, 2, 20, 23, 26, 30, 31, 34, 39, 6, 8
1, 15, 17, 18, 2, 20, 23, 26, 30, 31, 34, 39, 6, 8, 11, 12, 13, 16, 19, 27, 5, 6, 7, 9