A126727 Numbers missing from A033491.
13, 15, 19, 20, 21, 23, 26, 29, 30, 32, 35, 37, 38, 40, 42, 44, 45, 46, 50, 51, 52, 53, 55, 56, 58, 59, 60, 61, 63, 64, 66, 67, 68, 69, 70, 74, 75, 76, 77, 79, 80, 81, 83, 84, 85, 87, 88, 89, 90, 92, 93, 95, 96, 99, 100, 101, 102, 104, 106, 109, 110, 112, 113, 115, 116, 117, 118
Offset: 1