A122542 formatted as a triangular array:
| | | | | | | | | | 1 | | | | | | | | | | |
| | | | | | | | | 0 | | 1 | | | | | | | | | |
| | | | | | | | 0 | | 2 | | 1 | | | | | | | | |
| | | | | | | 0 | | 2 | | 4 | | 1 | | | | | | | |
| | | | | | 0 | | 2 | | 8 | | 6 | | 1 | | | | | | |
| | | | | 0 | | 2 | | 12 | | 18 | | 8 | | 1 | | | | | |
| | | | 0 | | 2 | | 16 | | 38 | | 32 | | 10 | | 1 | | | | |
| | | 0 | | 2 | | 20 | | 66 | | 88 | | 50 | | 12 | | 1 | | | |
| | 0 | | 2 | | 24 | | 102 | | 192 | | 170 | | 72 | | 14 | | 1 | | |
| 0 | | 2 | | 28 | | 146 | | 360 | | 450 | | 292 | | 98 | | 16 | | 1 | |
| 0 | | 2 | | 32 | | 198 | | 608 | | 1002 | | 912 | | 462 | | 128 | | 18 | | 1 |
A122542 formatted as a square array:
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| 1 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | 32 | | |
| 1 | 6 | 18 | 38 | 66 | 102 | 146 | 198 | | | |
| 1 | 8 | 32 | 88 | 192 | 360 | 608 | | | | |
| 1 | 10 | 50 | 170 | 450 | 1002 | | | | | |
| 1 | 12 | 72 | 292 | 912 | | | | | | |
| 1 | 14 | 98 | 462 | | | | | | | |
| 1 | 16 | 128 | | | | | | | | |
| 1 | 18 | | | | | | | | | |
| 1 | | | | | | | | | | |
A122542 formatted as an upper right triangle:
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| | 1 | 4 | 8 | 12 | 16 | 20 | 24 | 28 | 32 |
| | | 1 | 6 | 18 | 38 | 66 | 102 | 146 | 198 |
| | | | 1 | 8 | 32 | 88 | 192 | 360 | 608 |
| | | | | 1 | 10 | 50 | 170 | 450 | 1002 |
| | | | | | 1 | 12 | 72 | 292 | 912 |
| | | | | | | 1 | 14 | 98 | 462 |
| | | | | | | | 1 | 16 | 128 |
| | | | | | | | | 1 | 18 |
| | | | | | | | | | 1 |
|