A225630 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | | 1 | | 2 | | 1 | | 1 |
| | | | | | | | | 1 | | 3 | | 2 | | 1 | | 1 |
| | | | | | | | 1 | | 4 | | 6 | | 2 | | 1 | | 1 |
| | | | | | | 1 | | 6 | | 12 | | 6 | | 2 | | 1 | | 1 |
| | | | | | 1 | | 6 | | 30 | | 12 | | 6 | | 2 | | 1 | | 1 |
| | | | | 1 | | 12 | | 30 | | 60 | | 12 | | 6 | | 2 | | 1 | | 1 |
| | | | 1 | | 15 | | 84 | | 60 | | 60 | | 12 | | 6 | | 2 | | 1 | | 1 |
| | | 1 | | 20 | | 120 | | 420 | | 60 | | 60 | | 12 | | 6 | | 2 | | 1 | | 1 |
| | 1 | | 30 | | 180 | | 840 | | 420 | | 60 | | 60 | | 12 | | 6 | | 2 | | 1 | | 1 |
|
A225630 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 12 | 15 | 20 | 30
| | 1 | 1 | 2 | 6 | 12 | 30 | 30 | 84 | 120 | 180
| | 1 | 1 | 2 | 6 | 12 | 60 | 60 | 420 | 840
| | 1 | 1 | 2 | 6 | 12 | 60 | 60 | 420
| | 1 | 1 | 2 | 6 | 12 | 60 | 60
| | 1 | 1 | 2 | 6 | 12 | 60
| | 1 | 1 | 2 | 6 | 12
| | 1 | 1 | 2 | 6
| | 1 | 1 | 2
| | 1 | 1
| | 1
|
A225630 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 2 | 3 | 4 | 6 | 6 | 12 | 15 | 20 | 30
| | | 1 | 1 | 2 | 6 | 12 | 30 | 30 | 84 | 120 | 180
| | | | 1 | 1 | 2 | 6 | 12 | 60 | 60 | 420 | 840
| | | | | 1 | 1 | 2 | 6 | 12 | 60 | 60 | 420
| | | | | | 1 | 1 | 2 | 6 | 12 | 60 | 60
| | | | | | | 1 | 1 | 2 | 6 | 12 | 60
| | | | | | | | 1 | 1 | 2 | 6 | 12
| | | | | | | | | 1 | 1 | 2 | 6
| | | | | | | | | | 1 | 1 | 2
| | | | | | | | | | | 1 | 1
| | | | | | | | | | | | 1
|
|
