A156882 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 1 | | 2 |
| | | | | | | 1 | | 1 | | 7 | | 6 |
| | | | | | 1 | | 1 | | 25 | | 301 | | 24 |
| | | | | 1 | | 1 | | 61 | | 15025 | | 77959 | | 120 |
| | | | 1 | | 1 | | 121 | | 223321 | | 216735625 | | 121226245 | | 720 |
| | | 1 | | 1 | | 211 | | 1757041 | | 49054914181 | | 75034090110625 | | 1131162092095 | | 5040 |
| | 1 | | 1 | | 337 | | 9349621 | | 3061680840361 | | 646527139289672641 | | 623445123763413765625 | | 63330372050122765 | | 40320 |
|
A156882 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 7 | 25 | 61 | 121 | 211 | 337
| | 6 | 301 | 15025 | 223321 | 1757041 | 9349621
| | 24 | 77959 | 216735625 | 49054914181 | 3061680840361
| | 120 | 121226245 | 75034090110625 | 646527139289672641
| | 720 | 1131162092095 | 623445123763413765625
| | 5040 | 63330372050122765
| | 40320
|
A156882 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 2 | 7 | 25 | 61 | 121 | 211 | 337
| | | | 6 | 301 | 15025 | 223321 | 1757041 | 9349621
| | | | | 24 | 77959 | 216735625 | 49054914181 | 3061680840361
| | | | | | 120 | 121226245 | 75034090110625 | 646527139289672641
| | | | | | | 720 | 1131162092095 | 623445123763413765625
| | | | | | | | 5040 | 63330372050122765
| | | | | | | | | 40320
|
|
