A222730 as a triangular array
| | | | | | | | | | | | 0 |
| | | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | | 3 | | 2 | | 1 |
| | | | | | | | | | 11 | | 6 | | 0 | | 1 |
| | | | | | | | | 36 | | 10 | | 3 | | 0 | | 1 |
| | | | | | | | 79 | | 21 | | 3 | | 1 | | 0 | | 1 |
| | | | | | | 186 | | 33 | | 7 | | 3 | | 1 | | 0 | | 1 |
| | | | | | 345 | | 59 | | 9 | | 4 | | 1 | | 1 | | 0 | | 1 |
| | | | | 672 | | 89 | | 20 | | 4 | | 4 | | 1 | | 1 | | 0 | | 1 |
| | | | 1163 | | 145 | | 22 | | 11 | | 4 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | 2026 | | 212 | | 44 | | 13 | | 6 | | 4 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | 3273 | | 325 | | 56 | | 21 | | 8 | | 6 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
|
A222730 as a square array
| 0 | 0 | 3 | 11 | 36 | 79 | 186 | 345 | 672 | 1163 | 2026 | 3273
| | 1 | 2 | 6 | 10 | 21 | 33 | 59 | 89 | 145 | 212 | 325
| | 1 | 0 | 3 | 3 | 7 | 9 | 20 | 22 | 44 | 56
| | 1 | 0 | 1 | 3 | 4 | 4 | 11 | 13 | 21
| | 1 | 0 | 1 | 1 | 4 | 4 | 6 | 8
| | 1 | 0 | 1 | 1 | 2 | 4 | 6
| | 1 | 0 | 1 | 1 | 2 | 2
| | 1 | 0 | 1 | 1 | 2
| | 1 | 0 | 1 | 1
| | 1 | 0 | 1
| | 1 | 0
| | 1
|
A222730 as an upper right triangle
| 0 | 0 | 3 | 11 | 36 | 79 | 186 | 345 | 672 | 1163 | 2026 | 3273
| | 1 | 2 | 6 | 10 | 21 | 33 | 59 | 89 | 145 | 212 | 325
| | | 1 | 0 | 3 | 3 | 7 | 9 | 20 | 22 | 44 | 56
| | | | 1 | 0 | 1 | 3 | 4 | 4 | 11 | 13 | 21
| | | | | 1 | 0 | 1 | 1 | 4 | 4 | 6 | 8
| | | | | | 1 | 0 | 1 | 1 | 2 | 4 | 6
| | | | | | | 1 | 0 | 1 | 1 | 2 | 2
| | | | | | | | 1 | 0 | 1 | 1 | 2
| | | | | | | | | 1 | 0 | 1 | 1
| | | | | | | | | | 1 | 0 | 1
| | | | | | | | | | | 1 | 0
| | | | | | | | | | | | 1
|
|
