A008969 formatted as a triangular array:
| | | | | | | 1 | | | | | | | |
| | | | | | 1 | | 3 | | | | | | |
| | | | | 1 | | 11 | | 7 | | | | | |
| | | | 1 | | 50 | | 85 | | 15 | | | | |
| | | 1 | | 274 | | 1660 | | 575 | | 31 | | | |
| | 1 | | 1764 | | 48076 | | 46760 | | 3661 | | 63 | | |
| 1 | | 13068 | | 1942416 | | 6998824 | | 1217776 | | 22631 | | 127 | |
| 1 | | 109584 | | 104587344 | | 1744835904 | | 929081776 | | 30480800 | | 137845 | | 255 |
A008969 formatted as a square array:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 3 | 11 | 50 | 274 | 1764 | 13068 | 109584 | |
| 7 | 85 | 1660 | 48076 | 1942416 | 104587344 | | |
| 15 | 575 | 46760 | 6998824 | 1744835904 | | | |
| 31 | 3661 | 1217776 | 929081776 | | | | |
| 63 | 22631 | 30480800 | | | | | |
| 127 | 137845 | | | | | | |
| 255 | | | | | | | |
A008969 formatted as an upper right triangle:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 3 | 11 | 50 | 274 | 1764 | 13068 | 109584 |
| | 7 | 85 | 1660 | 48076 | 1942416 | 104587344 |
| | | 15 | 575 | 46760 | 6998824 | 1744835904 |
| | | | 31 | 3661 | 1217776 | 929081776 |
| | | | | 63 | 22631 | 30480800 |
| | | | | | 127 | 137845 |
| | | | | | | 255 |
|
