A156224 formatted as a triangular array:
| | | | | | | | | 1 | | | | | | | | | |
| | | | | | | | 1 | | 1 | | | | | | | | |
| | | | | | | 1 | | 4 | | 1 | | | | | | | |
| | | | | | 3 | | 10 | | 10 | | 3 | | | | | | |
| | | | | 3 | | 18 | | 22 | | 18 | | 3 | | | | | |
| | | | 5 | | 28 | | 58 | | 58 | | 28 | | 5 | | | | |
| | | 7 | | 46 | | 103 | | 158 | | 103 | | 46 | | 7 | | | |
| | 9 | | 68 | | 187 | | 313 | | 313 | | 187 | | 68 | | 9 | | |
| 11 | | 94 | | 306 | | 614 | | 698 | | 614 | | 306 | | 94 | | 11 | |
| 15 | | 133 | | 502 | | 1174 | | 1636 | | 1636 | | 1174 | | 502 | | 133 | | 15 |
A156224 formatted as a square array:
| 1 | 1 | 1 | 3 | 3 | 5 | 7 | 9 | 11 | 15 |
| 1 | 4 | 10 | 18 | 28 | 46 | 68 | 94 | 133 | |
| 1 | 10 | 22 | 58 | 103 | 187 | 306 | 502 | | |
| 3 | 18 | 58 | 158 | 313 | 614 | 1174 | | | |
| 3 | 28 | 103 | 313 | 698 | 1636 | | | | |
| 5 | 46 | 187 | 614 | 1636 | | | | | |
| 7 | 68 | 306 | 1174 | | | | | | |
| 9 | 94 | 502 | | | | | | | |
| 11 | 133 | | | | | | | | |
| 15 | | | | | | | | | |
A156224 formatted as an upper right triangle:
| 1 | 1 | 1 | 3 | 3 | 5 | 7 | 9 | 11 | 15 |
| 1 | 4 | 10 | 18 | 28 | 46 | 68 | 94 | 133 |
| | 1 | 10 | 22 | 58 | 103 | 187 | 306 | 502 |
| | | 3 | 18 | 58 | 158 | 313 | 614 | 1174 |
| | | | 3 | 28 | 103 | 313 | 698 | 1636 |
| | | | | 5 | 46 | 187 | 614 | 1636 |
| | | | | | 7 | 68 | 306 | 1174 |
| | | | | | | 9 | 94 | 502 |
| | | | | | | | 11 | 133 |
| | | | | | | | | 15 |
|
