1, 10, 11, 12, 13, 15, 16, 17, 17а, 18, 19, 19а, 2, 20, 21, 22, 23, 24, 25, 26, 28, 29, 3, 30, 31, 32, 34, 35, 36, 37, 38, 39, 4, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 5, 50, 51, 7, 8, 9