12, 21, 22, 27, 28, 32, 33, 42, 43, 53, 54, 60, 66, 67, 70, 71, 76, 80, 81, 83, 88, 92, 95, 100, 101, 102, 109, 112, 123, 130, 131, 137, 141, 148, 149, 152, 153, 155, 156