1, 2, 3, 4, 5, 6, 4, 3, 2, 1, 6, 5, 2, 4, 1, 6, 4, 3, 1, 2, 5, 4, 6, 2, 4, 5, 1, 6, 3, 2, 1, 5, 1, 6, 3, 6, 2, 4, 1