A030524 formatted as a triangular array:
| | | | | | | | 1 | | | | | | | | |
| | | | | | | 6 | | 1 | | | | | | | |
| | | | | | 30 | | 12 | | 1 | | | | | | |
| | | | | 135 | | 96 | | 18 | | 1 | | | | | |
| | | | 567 | | 630 | | 198 | | 24 | | 1 | | | | |
| | | 2268 | | 3654 | | 1701 | | 336 | | 30 | | 1 | | | |
| | 8748 | | 19440 | | 12501 | | 3564 | | 510 | | 36 | | 1 | | |
| 32805 | | 96957 | | 82296 | | 31644 | | 6435 | | 720 | | 42 | | 1 | |
| 120285 | | 459756 | | 498663 | | 247536 | | 66915 | | 10530 | | 966 | | 48 | | 1 |
A030524 formatted as a square array:
| 1 | 6 | 30 | 135 | 567 | 2268 | 8748 | 32805 | 120285 |
| 1 | 12 | 96 | 630 | 3654 | 19440 | 96957 | 459756 | |
| 1 | 18 | 198 | 1701 | 12501 | 82296 | 498663 | | |
| 1 | 24 | 336 | 3564 | 31644 | 247536 | | | |
| 1 | 30 | 510 | 6435 | 66915 | | | | |
| 1 | 36 | 720 | 10530 | | | | | |
| 1 | 42 | 966 | | | | | | |
| 1 | 48 | | | | | | | |
| 1 | | | | | | | | |
A030524 formatted as an upper right triangle:
| 1 | 6 | 30 | 135 | 567 | 2268 | 8748 | 32805 | 120285 |
| 1 | 12 | 96 | 630 | 3654 | 19440 | 96957 | 459756 |
| | 1 | 18 | 198 | 1701 | 12501 | 82296 | 498663 |
| | | 1 | 24 | 336 | 3564 | 31644 | 247536 |
| | | | 1 | 30 | 510 | 6435 | 66915 |
| | | | | 1 | 36 | 720 | 10530 |
| | | | | | 1 | 42 | 966 |
| | | | | | | 1 | 48 |
| | | | | | | | 1 |
|
