A107867 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 2 | | 1 |
| | | | | | | | | 6 | | 3 | | 1 |
| | | | | | | | 35 | | 15 | | 4 | | 1 |
| | | | | | | 330 | | 120 | | 28 | | 5 | | 1 |
| | | | | | 4368 | | 1365 | | 286 | | 45 | | 6 | | 1 |
| | | | | 74613 | | 20349 | | 3876 | | 560 | | 66 | | 7 | | 1 |
| | | | 1560780 | | 376740 | | 65780 | | 8855 | | 969 | | 91 | | 8 | | 1 |
| | | 38608020 | | 8347680 | | 1344904 | | 169911 | | 17550 | | 1540 | | 120 | | 9 | | 1 |
| | 1101716330 | | 215553195 | | 32224114 |
|
A107867 as a square array
| 1 | 2 | 6 | 35 | 330 | 4368 | 74613 | 1560780 | 38608020 | 1101716330
| | 1 | 3 | 15 | 120 | 1365 | 20349 | 376740 | 8347680 | 215553195
| | 1 | 4 | 28 | 286 | 3876 | 65780 | 1344904 | 32224114
| | 1 | 5 | 45 | 560 | 8855 | 169911
| | 1 | 6 | 66 | 969 | 17550
| | 1 | 7 | 91 | 1540
| | 1 | 8 | 120
| | 1 | 9
| | 1
|
A107867 as an upper right triangle
| 1 | 2 | 6 | 35 | 330 | 4368 | 74613 | 1560780 | 38608020 | 1101716330
| | 1 | 3 | 15 | 120 | 1365 | 20349 | 376740 | 8347680 | 215553195
| | | 1 | 4 | 28 | 286 | 3876 | 65780 | 1344904 | 32224114
| | | | 1 | 5 | 45 | 560 | 8855 | 169911
| | | | | 1 | 6 | 66 | 969 | 17550
| | | | | | 1 | 7 | 91 | 1540
| | | | | | | 1 | 8 | 120
| | | | | | | | 1 | 9
| | | | | | | | | 1
| | | | | | | | |
|
|
