A073165 formatted as a triangular array:
| | | | | | | | | 1 | | | | | | | | | |
| | | | | | | | 1 | | 1 | | | | | | | | |
| | | | | | | 1 | | 2 | | 1 | | | | | | | |
| | | | | | 1 | | 3 | | 4 | | 1 | | | | | | |
| | | | | 1 | | 4 | | 10 | | 8 | | 1 | | | | | |
| | | | 1 | | 5 | | 20 | | 35 | | 16 | | 1 | | | | |
| | | 1 | | 6 | | 35 | | 112 | | 126 | | 32 | | 1 | | | |
| | 1 | | 7 | | 56 | | 294 | | 672 | | 462 | | 64 | | 1 | | |
| 1 | | 8 | | 84 | | 672 | | 2772 | | 4224 | | 1716 | | 128 | | 1 | |
| 1 | | 9 | | 120 | | 1386 | | 9504 | | 28314 | | 27456 | | 6435 | | 256 | | 1 |
A073165 formatted as a square array:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
| 1 | 4 | 10 | 20 | 35 | 56 | 84 | 120 | | |
| 1 | 8 | 35 | 112 | 294 | 672 | 1386 | | | |
| 1 | 16 | 126 | 672 | 2772 | 9504 | | | | |
| 1 | 32 | 462 | 4224 | 28314 | | | | | |
| 1 | 64 | 1716 | 27456 | | | | | | |
| 1 | 128 | 6435 | | | | | | | |
| 1 | 256 | | | | | | | | |
| 1 | | | | | | | | | |
A073165 formatted as an upper right triangle:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| | 1 | 4 | 10 | 20 | 35 | 56 | 84 | 120 |
| | | 1 | 8 | 35 | 112 | 294 | 672 | 1386 |
| | | | 1 | 16 | 126 | 672 | 2772 | 9504 |
| | | | | 1 | 32 | 462 | 4224 | 28314 |
| | | | | | 1 | 64 | 1716 | 27456 |
| | | | | | | 1 | 128 | 6435 |
| | | | | | | | 1 | 256 |
| | | | | | | | | 1 |
|
