A257611 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 3 | | 3 |
| | | | | | | | 9 | | 30 | | 9 |
| | | | | | | 27 | | 213 | | 213 | | 27 |
| | | | | | 81 | | 1308 | | 2982 | | 1308 | | 81 |
| | | | | 243 | | 7431 | | 32646 | | 32646 | | 7431 | | 243 |
| | | | 729 | | 40314 | | 310263 | | 587628 | | 310263 | | 40314 | | 729 |
| | | 2187 | | 212505 | | 2695923 | | 8701545 | | 8701545 | | 2695923 | | 212505 | | 2187 |
| | 6561 | | 1099704 | | 22059036 | | 113360904 | | 191433990 | | 113360904 | | 22059036 | | 1099704 | | 6561 |
|
A257611 as a square array
1 | 3 | 9 | 27 | 81 | 243 | 729 | 2187 | 6561
| 3 | 30 | 213 | 1308 | 7431 | 40314 | 212505 | 1099704
| 9 | 213 | 2982 | 32646 | 310263 | 2695923 | 22059036
| 27 | 1308 | 32646 | 587628 | 8701545 | 113360904
| 81 | 7431 | 310263 | 8701545 | 191433990
| 243 | 40314 | 2695923 | 113360904
| 729 | 212505 | 22059036
| 2187 | 1099704
| 6561
|
A257611 as an upper right triangle
1 | 3 | 9 | 27 | 81 | 243 | 729 | 2187 | 6561
| | 3 | 30 | 213 | 1308 | 7431 | 40314 | 212505 | 1099704
| | | 9 | 213 | 2982 | 32646 | 310263 | 2695923 | 22059036
| | | | 27 | 1308 | 32646 | 587628 | 8701545 | 113360904
| | | | | 81 | 7431 | 310263 | 8701545 | 191433990
| | | | | | 243 | 40314 | 2695923 | 113360904
| | | | | | | 729 | 212505 | 22059036
| | | | | | | | 2187 | 1099704
| | | | | | | | | 6561
|
|