1, 1а, 2, 3, 3а, 4, 5, 6, 7, 9
1, 1а, 2, 3, 3а, 4, 5, 6, 7, 9, 1, 10, 10а, 11, 12, 13, 14, 15, 16, 17, 18, 2, 3, 3а, 4, 5, 6, 7, 8, 9