A050156 formatted as a triangular array:
| | | | | | | | 1 | | | | | | | | |
| | | | | | | 4 | | 1 | | | | | | | |
| | | | | | 14 | | 6 | | 1 | | | | | | |
| | | | | 48 | | 27 | | 8 | | 1 | | | | | |
| | | | 165 | | 110 | | 44 | | 10 | | 1 | | | | |
| | | 572 | | 429 | | 208 | | 65 | | 12 | | 1 | | | |
| | 2002 | | 1638 | | 910 | | 350 | | 90 | | 14 | | 1 | | |
| 7072 | | 6188 | | 3808 | | 1700 | | 544 | | 119 | | 16 | | 1 | |
| 25194 | | 23256 | | 15504 | | 7752 | | 2907 | | 798 | | 152 | | 18 | | 1 |
A050156 formatted as a square array:
| 1 | 4 | 14 | 48 | 165 | 572 | 2002 | 7072 | 25194 |
| 1 | 6 | 27 | 110 | 429 | 1638 | 6188 | 23256 | |
| 1 | 8 | 44 | 208 | 910 | 3808 | 15504 | | |
| 1 | 10 | 65 | 350 | 1700 | 7752 | | | |
| 1 | 12 | 90 | 544 | 2907 | | | | |
| 1 | 14 | 119 | 798 | | | | | |
| 1 | 16 | 152 | | | | | | |
| 1 | 18 | | | | | | | |
| 1 | | | | | | | | |
A050156 formatted as an upper right triangle:
| 1 | 4 | 14 | 48 | 165 | 572 | 2002 | 7072 | 25194 |
| 1 | 6 | 27 | 110 | 429 | 1638 | 6188 | 23256 |
| | 1 | 8 | 44 | 208 | 910 | 3808 | 15504 |
| | | 1 | 10 | 65 | 350 | 1700 | 7752 |
| | | | 1 | 12 | 90 | 544 | 2907 |
| | | | | 1 | 14 | 119 | 798 |
| | | | | | 1 | 16 | 152 |
| | | | | | | 1 | 18 |
| | | | | | | | 1 |
|
