A269646 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 2 |
| | | | | | | | 1 | | 6 | | 6 |
| | | | | | | 1 | | 14 | | 74 | | 24 |
| | | | | | 1 | | 34 | | 574 | | 1880 | | 120 |
| | | | | 1 | | 92 | | 4564 | | 68876 | | 80316 | | 720 |
| | | | 1 | | 258 | | 41526 | | 2316638 | | 18375702 | | 5141864 | | 5040 |
| | | 1 | | 722 | | 419516 | | 94747953 | | 3291772332 | | 9213264418 | | 458608016 | | 40320 |
| | 1 | | 2022 | | 4351224 | | 4581555620 |
|
A269646 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 6 | 14 | 34 | 92 | 258 | 722 | 2022
| | 6 | 74 | 574 | 4564 | 41526 | 419516 | 4351224
| | 24 | 1880 | 68876 | 2316638 | 94747953 | 4581555620
| | 120 | 80316 | 18375702 | 3291772332
| | 720 | 5141864 | 9213264418
| | 5040 | 458608016
| | 40320
|
A269646 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 2 | 6 | 14 | 34 | 92 | 258 | 722 | 2022
| | | 6 | 74 | 574 | 4564 | 41526 | 419516 | 4351224
| | | | 24 | 1880 | 68876 | 2316638 | 94747953 | 4581555620
| | | | | 120 | 80316 | 18375702 | 3291772332
| | | | | | 720 | 5141864 | 9213264418
| | | | | | | 5040 | 458608016
| | | | | | | | 40320
| | | | | | | |
|
|
