A152972 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 8 | | 1 |
| | | | | | | 1 | | 39 | | 39 | | 1 |
| | | | | | 1 | | 110 | | 658 | | 110 | | 1 |
| | | | | 1 | | 1232 | | 4927 | | 4927 | | 1232 | | 1 |
| | | | 1 | | 17453 | | 34906 | | 104720 | | 34906 | | 17453 | | 1 |
| | | 1 | | 299200 | | 598400 | | 1196799 | | 1196799 | | 598400 | | 299200 | | 1 |
| | 1 | | 6021400 | | 12042800 | | 18064200 | | 24085598 | | 18064200 | | 12042800 |
|
A152972 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 8 | 39 | 110 | 1232 | 17453 | 299200 | 6021400
| 1 | 39 | 658 | 4927 | 34906 | 598400 | 12042800
| 1 | 110 | 4927 | 104720 | 1196799 | 18064200
| 1 | 1232 | 34906 | 1196799 | 24085598
| 1 | 17453 | 598400 | 18064200
| 1 | 299200 | 12042800
| 1
|
A152972 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 8 | 39 | 110 | 1232 | 17453 | 299200 | 6021400
| | | 1 | 39 | 658 | 4927 | 34906 | 598400 | 12042800
| | | | 1 | 110 | 4927 | 104720 | 1196799 | 18064200
| | | | | 1 | 1232 | 34906 | 1196799 | 24085598
| | | | | | 1 | 17453 | 598400 | 18064200
| | | | | | | 1 | 299200 | 12042800
| | | | | | | | 1
| | | | | | | |
|
|