A251507 as a triangular array
| | | | | | | 226 |
| | | | | | | 3250 | | 3250 |
| | | | | | 46684 | | 170038 | | 46684 |
| | | | | 670690 | | 8888108 | | 8888108 | | 670690 |
| | | | 9635410 | | 464687066 | | 1690296520 | | 464687066 | | 9635410 |
| | | 138426508 | | 24294592462 | | 321542579960 | | 321542579960 | | 24294592462 | | 138426508 |
| | 1988695378 |
|
A251507 as a square array
226 | 3250 | 46684 | 670690 | 9635410 | 138426508 | 1988695378
| 3250 | 170038 | 8888108 | 464687066 | 24294592462
| 46684 | 8888108 | 1690296520 | 321542579960
| 670690 | 464687066 | 321542579960
| 9635410 | 24294592462
| 138426508
|
A251507 as an upper right triangle
226 | 3250 | 46684 | 670690 | 9635410 | 138426508 | 1988695378
| | 3250 | 170038 | 8888108 | 464687066 | 24294592462
| | | 46684 | 8888108 | 1690296520 | 321542579960
| | | | 670690 | 464687066 | 321542579960
| | | | | 9635410 | 24294592462
| | | | | | 138426508
| | | | | |
|
|