A207208 as a triangular array
| | | | | | | | | 3 |
| | | | | | | | | 9 | | 9 |
| | | | | | | | 25 | | 81 | | 25 |
| | | | | | | 69 | | 625 | | 625 | | 69 |
| | | | | | 190 | | 4761 | | 11047 | | 4761 | | 190 |
| | | | | 523 | | 36100 | | 192640 | | 193260 | | 36100 | | 523 |
| | | | 1440 | | 273529 | | 3375548 | | 7766709 | | 3345883 | | 273529 | | 1440 |
| | | 3965 | | 2073600 | | 59151458 | | 317286068 | | 309262926 | | 58023139 | | 2073600 | | 3965 |
| | 10918 |
|
A207208 as a square array
3 | 9 | 25 | 69 | 190 | 523 | 1440 | 3965 | 10918
| 9 | 81 | 625 | 4761 | 36100 | 273529 | 2073600
| 25 | 625 | 11047 | 192640 | 3375548 | 59151458
| 69 | 4761 | 193260 | 7766709 | 317286068
| 190 | 36100 | 3345883 | 309262926
| 523 | 273529 | 58023139
| 1440 | 2073600
| 3965
|
A207208 as an upper right triangle
3 | 9 | 25 | 69 | 190 | 523 | 1440 | 3965 | 10918
| | 9 | 81 | 625 | 4761 | 36100 | 273529 | 2073600
| | | 25 | 625 | 11047 | 192640 | 3375548 | 59151458
| | | | 69 | 4761 | 193260 | 7766709 | 317286068
| | | | | 190 | 36100 | 3345883 | 309262926
| | | | | | 523 | 273529 | 58023139
| | | | | | | 1440 | 2073600
| | | | | | | | 3965
| | | | | | | |
|
|