A213218 Even numbers in A221715.
20, 192, 352, 104, 736, 264, 64, 464, 1088, 640, 1344, 800, 3136, 896, 1952, 2496, 22272, 2752, 1728, 1504, 8576, 4480, 3520, 12672, 7552, 4160, 3840, 11520, 2304, 19712, 9088, 8000, 10880, 14592, 11904, 4864, 21248, 8448, 17664, 26624, 10112, 6528, 5696, 6208, 24704, 22912, 28480, 9536, 39168, 41216, 36736
Offset: 1