A237481 as a triangular array
| | | | | | | | 81 |
| | | | | | | | 331 | | 331 |
| | | | | | | 1337 | | 2529 | | 1337 |
| | | | | | 5819 | | 19175 | | 19175 | | 5819 |
| | | | | 25665 | | 160005 | | 273756 | | 160005 | | 25665 |
| | | | 116187 | | 1361797 | | 4384979 | | 4384979 | | 1361797 | | 116187 |
| | | 532185 | | 11938523 | | 71061267 | | 135347721 | | 71061267 | | 11938523 | | 532185 |
| | 2467403 | | 105900839 |
|
A237481 as a square array
81 | 331 | 1337 | 5819 | 25665 | 116187 | 532185 | 2467403
| 331 | 2529 | 19175 | 160005 | 1361797 | 11938523 | 105900839
| 1337 | 19175 | 273756 | 4384979 | 71061267
| 5819 | 160005 | 4384979 | 135347721
| 25665 | 1361797 | 71061267
| 116187 | 11938523
| 532185
|
A237481 as an upper right triangle
81 | 331 | 1337 | 5819 | 25665 | 116187 | 532185 | 2467403
| | 331 | 2529 | 19175 | 160005 | 1361797 | 11938523 | 105900839
| | | 1337 | 19175 | 273756 | 4384979 | 71061267
| | | | 5819 | 160005 | 4384979 | 135347721
| | | | | 25665 | 1361797 | 71061267
| | | | | | 116187 | 11938523
| | | | | | | 532185
| | | | | | |
|
|