A233724 as a triangular array
| | | | | | | 280 |
| | | | | | | 1820 | | 1820 |
| | | | | | 11016 | | 13588 | | 11016 |
| | | | | 68828 | | 101644 | | 101644 | | 68828 |
| | | | 423220 | | 820524 | | 998048 | | 820524 | | 423220 |
| | | 2624872 | | 6622988 | | 10950676 | | 10950676 | | 6622988 | | 2624872 |
| | 16201200 | | 54865696 | | 122218188 | | 170070448 | | 122218188 | | 54865696 | | 16201200 |
|
A233724 as a square array
280 | 1820 | 11016 | 68828 | 423220 | 2624872 | 16201200
| 1820 | 13588 | 101644 | 820524 | 6622988 | 54865696
| 11016 | 101644 | 998048 | 10950676 | 122218188
| 68828 | 820524 | 10950676 | 170070448
| 423220 | 6622988 | 122218188
| 2624872 | 54865696
| 16201200
|
A233724 as an upper right triangle
280 | 1820 | 11016 | 68828 | 423220 | 2624872 | 16201200
| | 1820 | 13588 | 101644 | 820524 | 6622988 | 54865696
| | | 11016 | 101644 | 998048 | 10950676 | 122218188
| | | | 68828 | 820524 | 10950676 | 170070448
| | | | | 423220 | 6622988 | 122218188
| | | | | | 2624872 | 54865696
| | | | | | | 16201200
|
|