A144512 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | 1 | | 3 | | 7 | | 1 |
| | | | | | | 1 | | 4 | | 31 | | 37 | | 1 |
| | | | | | 1 | | 5 | | 121 | | 842 | | 266 | | 1 |
| | | | | 1 | | 6 | | 456 | | 18252 | | 45296 | | 2431 | | 1 |
| | | | 1 | | 7 | | 1709 | | 405408 | | 7958726 | | 4061871 | | 27007 | | 1 |
| | | 1 | | 8 | | 6427 | | 9268549 | | 1495388159 | | 7528988476 | | 546809243 | | 353522 | | 1 |
| | 1 | | 9 | | 24301 | | 216864652 | | 295887993624 | | 15467641899285 |
|
A144512 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | 1 | 7 | 31 | 121 | 456 | 1709 | 6427 | 24301
| | 1 | 37 | 842 | 18252 | 405408 | 9268549 | 216864652
| | 1 | 266 | 45296 | 7958726 | 1495388159 | 295887993624
| | 1 | 2431 | 4061871 | 7528988476 | 15467641899285
| | 1 | 27007 | 546809243
| | 1 | 353522
| | 1
|
A144512 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | | 1 | 7 | 31 | 121 | 456 | 1709 | 6427 | 24301
| | | | 1 | 37 | 842 | 18252 | 405408 | 9268549 | 216864652
| | | | | 1 | 266 | 45296 | 7958726 | 1495388159 | 295887993624
| | | | | | 1 | 2431 | 4061871 | 7528988476 | 15467641899285
| | | | | | | 1 | 27007 | 546809243
| | | | | | | | 1 | 353522
| | | | | | | | | 1
| | | | | | | | |
|
|
