A022187 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 1 | | 1 |
| | | | | | | 1 | | 24 | | 1 |
| | | | | | 1 | | 553 | | 553 | | 1 |
| | | | | 1 | | 12720 | | 293090 | | 12720 | | 1 |
| | | | 1 | | 292561 | | 155057330 | | 155057330 | | 292561 | | 1 |
| | | 1 | | 6728904 | | 82025620131 | | 1886737591440 | | 82025620131 | | 6728904 | | 1 |
| | 1 | | 154764793 | | 43391559778203 | | 22956018300670611 |
|
A022187 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 24 | 553 | 12720 | 292561 | 6728904 | 154764793
| | 1 | 553 | 293090 | 155057330 | 82025620131 | 43391559778203
| | 1 | 12720 | 155057330 | 1886737591440 | 22956018300670611
| | 1 | 292561 | 82025620131
| | 1 | 6728904
| | 1
|
A022187 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 24 | 553 | 12720 | 292561 | 6728904 | 154764793
| | | 1 | 553 | 293090 | 155057330 | 82025620131 | 43391559778203
| | | | 1 | 12720 | 155057330 | 1886737591440 | 22956018300670611
| | | | | 1 | 292561 | 82025620131
| | | | | | 1 | 6728904
| | | | | | | 1
| | | | | | |
|
|
