A183680 as a triangular array
| | | | | | | | 344 |
| | | | | | | | 2080 | | 2080 |
| | | | | | | 13448 | | 10088 | | 13448 |
| | | | | | 90784 | | 54496 | | 54496 | | 90784 |
| | | | | 631784 | | 316232 | | 252920 | | 316232 | | 631784 |
| | | | 4497760 | | 1931680 | | 1287136 | | 1287136 | | 1931680 | | 4497760 |
| | | 32592008 | | 12267368 | | 7003928 | | 5836328 | | 7003928 | | 12267368 | | 32592008 |
| | 239551264 |
|
A183680 as a square array
344 | 2080 | 13448 | 90784 | 631784 | 4497760 | 32592008 | 239551264
| 2080 | 10088 | 54496 | 316232 | 1931680 | 12267368
| 13448 | 54496 | 252920 | 1287136 | 7003928
| 90784 | 316232 | 1287136 | 5836328
| 631784 | 1931680 | 7003928
| 4497760 | 12267368
| 32592008
|
A183680 as an upper right triangle
344 | 2080 | 13448 | 90784 | 631784 | 4497760 | 32592008 | 239551264
| | 2080 | 10088 | 54496 | 316232 | 1931680 | 12267368
| | | 13448 | 54496 | 252920 | 1287136 | 7003928
| | | | 90784 | 316232 | 1287136 | 5836328
| | | | | 631784 | 1931680 | 7003928
| | | | | | 4497760 | 12267368
| | | | | | | 32592008
| | | | | | |
|
|