2, 3, 8, 9, 14, 15, 20, 21, 26, 27, 32, 33, 37, 38, 43, 44, 49, 50, 55, 56, 61, 62, 67, 72, 73, 78, 79, 84, 85, 90, 91, 96, 97, 102, 107, 108, 113, 114, 119, 120, 125, 126, 131, 132, 136, 137, 142, 143, 148, 149, 154, 155, 160, 161, 166, 167, 171, 172