A337883 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 2 | | 1 |
| | | | | | | 3 | | 5 | | 1 |
| | | | | | 4 | | 15 | | 40 | | 1 |
| | | | | 5 | | 36 | | 1197 | | 3504 | | 1 |
| | | | 6 | | 75 | | 18592 | | 9753615 | | 13724608 | | 1 |
| | | 7 | | 141 | | 166885 | | 3056311808 | | 19854224207910 | | 3574466244480 | | 1 |
| | 8 | | 245 | | 1019880 | | 264940140875 | | 468488921670219776 | | 25959704193068472575379 | | 106607224611810055168 | | 1 |
|
A337883 as a square array
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8
| | 1 | 5 | 15 | 36 | 75 | 141 | 245
| | 1 | 40 | 1197 | 18592 | 166885 | 1019880
| | 1 | 3504 | 9753615 | 3056311808 | 264940140875
| | 1 | 13724608 | 19854224207910 | 468488921670219776
| | 1 | 3574466244480 | 25959704193068472575379
| | 1 | 106607224611810055168
| | 1
|
A337883 as an upper right triangle
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8
| | 1 | 5 | 15 | 36 | 75 | 141 | 245
| | | 1 | 40 | 1197 | 18592 | 166885 | 1019880
| | | | 1 | 3504 | 9753615 | 3056311808 | 264940140875
| | | | | 1 | 13724608 | 19854224207910 | 468488921670219776
| | | | | | 1 | 3574466244480 | 25959704193068472575379
| | | | | | | 1 | 106607224611810055168
| | | | | | | | 1
|
|
