A008969 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 |
| | 1 | | 1026576 | | 7245893376 | | 673781602752 | | 1413470290176 | | 117550462624 | | 747497920 | | 833375 | | 511 |
|
A008969 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 11 | 50 | 274 | 1764 | 13068 | 109584 | 1026576
| | 7 | 85 | 1660 | 48076 | 1942416 | 104587344 | 7245893376
| | 15 | 575 | 46760 | 6998824 | 1744835904 | 673781602752
| | 31 | 3661 | 1217776 | 929081776 | 1413470290176
| | 63 | 22631 | 30480800 | 117550462624
| | 127 | 137845 | 747497920
| | 255 | 833375
| | 511
|
A008969 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 3 | 11 | 50 | 274 | 1764 | 13068 | 109584 | 1026576
| | | 7 | 85 | 1660 | 48076 | 1942416 | 104587344 | 7245893376
| | | | 15 | 575 | 46760 | 6998824 | 1744835904 | 673781602752
| | | | | 31 | 3661 | 1217776 | 929081776 | 1413470290176
| | | | | | 63 | 22631 | 30480800 | 117550462624
| | | | | | | 127 | 137845 | 747497920
| | | | | | | | 255 | 833375
| | | | | | | | | 511
|
|
