A221836 as a triangular array
| | | | | | | | | | | | | 0 |
| | | | | | | | | | | | | 0 | | 0 |
| | | | | | | | | | | | 0 | | 0 | | 0 |
| | | | | | | | | | | 0 | | 0 | | 1 | | 0 |
| | | | | | | | | | 0 | | 0 | | 1 | | 1 | | 2 |
| | | | | | | | | 0 | | 0 | | 0 | | 0 | | 1 | | 0 |
| | | | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | | | 0 | | 0 | | 0 | | 0 | | 1 | | 1 | | 0 | | 0 |
| | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 | | 0 | | 1 | | 1 | | 2 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | 0 | | 0 | | 0 | | 0 | | 1 | | 0 | | 0 | | 0 | | 1 | | 1 | | 0 | | 0 |
| | 0 | | 0 | | 0 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 |
|
A221836 as a square array
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1
| 2 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1
| 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 1 | 0 | 0 | 0
| 0 | 1 | 0 | 1 | 0
| 2 | 0 | 1
| 0 | 0
| 0
|
A221836 as an upper right triangle
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1
| | | | | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1
| | | | | | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0
| | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | | | | 0 | 0 | 1 | 0 | 0 | 0
| | | | | | | | | 0 | 1 | 0 | 1 | 0
| | | | | | | | | | 2 | 0 | 1
| | | | | | | | | | | 0 | 0
| | | | | | | | | | | | 0
| | | | | | | | | | | |
|
|