A088617 formatted as a triangular array:
| | | | | | | | | 1 | | | | | | | | | |
| | | | | | | | 1 | | 1 | | | | | | | | |
| | | | | | | 1 | | 3 | | 2 | | | | | | | |
| | | | | | 1 | | 6 | | 10 | | 5 | | | | | | |
| | | | | 1 | | 10 | | 30 | | 35 | | 14 | | | | | |
| | | | 1 | | 15 | | 70 | | 140 | | 126 | | 42 | | | | |
| | | 1 | | 21 | | 140 | | 420 | | 630 | | 462 | | 132 | | | |
| | 1 | | 28 | | 252 | | 1050 | | 2310 | | 2772 | | 1716 | | 429 | | |
| 1 | | 36 | | 420 | | 2310 | | 6930 | | 12012 | | 12012 | | 6435 | | 1430 | |
| 1 | | 45 | | 660 | | 4620 | | 18018 | | 42042 | | 60060 | | 51480 | | 24310 | | 4862 |
A088617 formatted as a square array:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | |
| 2 | 10 | 30 | 70 | 140 | 252 | 420 | 660 | | |
| 5 | 35 | 140 | 420 | 1050 | 2310 | 4620 | | | |
| 14 | 126 | 630 | 2310 | 6930 | 18018 | | | | |
| 42 | 462 | 2772 | 12012 | 42042 | | | | | |
| 132 | 1716 | 12012 | 60060 | | | | | | |
| 429 | 6435 | 51480 | | | | | | | |
| 1430 | 24310 | | | | | | | | |
| 4862 | | | | | | | | | |
A088617 formatted as an upper right triangle:
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 |
| | 2 | 10 | 30 | 70 | 140 | 252 | 420 | 660 |
| | | 5 | 35 | 140 | 420 | 1050 | 2310 | 4620 |
| | | | 14 | 126 | 630 | 2310 | 6930 | 18018 |
| | | | | 42 | 462 | 2772 | 12012 | 42042 |
| | | | | | 132 | 1716 | 12012 | 60060 |
| | | | | | | 429 | 6435 | 51480 |
| | | | | | | | 1430 | 24310 |
| | | | | | | | | 4862 |
|