A088972 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 0 | | 1 |
| | | | | | | | | 0 | | 2 | | 2 |
| | | | | | | | 0 | | 5 | | 10 | | 5 |
| | | | | | | 0 | | 12 | | 66 | | 55 | | 12 |
| | | | | | 0 | | 35 | | 415 | | 695 | | 285 | | 35 |
| | | | | 0 | | 108 | | 2844 | | 8227 | | 6080 | | 1446 | | 108 |
| | | | 0 | | 369 | | 19875 | | 95697 | | 113418 | | 46441 | | 7140 | | 369 |
| | | 0 | | 1285 | | 142046 | | 1092358 | | 1964647 | | 1238196 | | 320074 | | 34385 | | 1285 |
| | 0 | | 4655 | | 1026197 | | 12351464 |
|
A088972 as a square array
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 2 | 5 | 12 | 35 | 108 | 369 | 1285 | 4655
| 2 | 10 | 66 | 415 | 2844 | 19875 | 142046 | 1026197
| 5 | 55 | 695 | 8227 | 95697 | 1092358 | 12351464
| 12 | 285 | 6080 | 113418 | 1964647
| 35 | 1446 | 46441 | 1238196
| 108 | 7140 | 320074
| 369 | 34385
| 1285
|
A088972 as an upper right triangle
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 1 | 2 | 5 | 12 | 35 | 108 | 369 | 1285 | 4655
| | | 2 | 10 | 66 | 415 | 2844 | 19875 | 142046 | 1026197
| | | | 5 | 55 | 695 | 8227 | 95697 | 1092358 | 12351464
| | | | | 12 | 285 | 6080 | 113418 | 1964647
| | | | | | 35 | 1446 | 46441 | 1238196
| | | | | | | 108 | 7140 | 320074
| | | | | | | | 369 | 34385
| | | | | | | | | 1285
| | | | | | | | |
|
|