2, 4, 3, 6, 5, 8, 7, 9, 11, 20, 13, 22, 17, 24, 19, 25, 31, 26, 37, 10, 23, 14, 29, 15, 43, 12, 47, 16, 53, 18, 59, 21, 67, 28, 41, 27, 61, 30, 71, 32, 79, 33, 89, 34, 97, 35, 101, 36, 107, 38, 109, 42, 73, 40, 83, 44, 103, 45, 113, 46, 127, 39, 151, 48, 131, 49, 137, 50, 139, 52, 149, 55, 163, 54, 167, 58, 173, 56, 179, 60, 157