4, 8, 9, 16, 17, 18, 20, 32, 33, 34, 36, 37, 40, 41, 64, 65, 66, 68, 69, 72, 73, 74, 80, 81, 82, 84, 128, 129, 130, 132, 133, 136, 137, 138, 144, 145, 146, 148, 149, 160, 161, 162, 164, 165, 168, 169, 256, 257, 258, 260, 261, 264, 265, 266, 272, 273, 274, 276, 277