1, 2, 4, 5, 8, 9, 12, 13, 15, 16, 19, 20, 23, 24, 27, 28, 30, 31, 34, 35, 38, 39, 42, 43, 45, 46, 49, 50, 53, 54, 56, 57, 60, 61, 64, 65, 68, 69, 71, 72, 75, 76, 79, 80, 83, 84, 86, 87, 90, 91, 94, 95, 98, 99, 101, 102, 105, 106, 109, 110, 112, 113, 116, 117, 120, 121, 124, 125, 127, 128, 131, 132, 135, 136, 139, 140, 142, 143
