A251335 as a triangular array
| | | | | | | | 39 |
| | | | | | | | 171 | | 171 |
| | | | | | | 753 | | 1115 | | 753 |
| | | | | | 3333 | | 7393 | | 7393 | | 3333 |
| | | | | 14823 | | 49937 | | 75391 | | 49937 | | 14823 |
| | | | 66219 | | 343299 | | 801579 | | 801579 | | 343299 | | 66219 |
| | | 297057 | | 2399159 | | 8863633 | | 13857083 | | 8863633 | | 2399159 | | 297057 |
| | 1337733 | | 17016861 | | 101497397 | | 256067697 |
|
A251335 as a square array
39 | 171 | 753 | 3333 | 14823 | 66219 | 297057 | 1337733
| 171 | 1115 | 7393 | 49937 | 343299 | 2399159 | 17016861
| 753 | 7393 | 75391 | 801579 | 8863633 | 101497397
| 3333 | 49937 | 801579 | 13857083 | 256067697
| 14823 | 343299 | 8863633
| 66219 | 2399159
| 297057
|
A251335 as an upper right triangle
39 | 171 | 753 | 3333 | 14823 | 66219 | 297057 | 1337733
| | 171 | 1115 | 7393 | 49937 | 343299 | 2399159 | 17016861
| | | 753 | 7393 | 75391 | 801579 | 8863633 | 101497397
| | | | 3333 | 49937 | 801579 | 13857083 | 256067697
| | | | | 14823 | 343299 | 8863633
| | | | | | 66219 | 2399159
| | | | | | | 297057
| | | | | | |
|
|