A106240 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 2 | | 1 | | 1 |
| | | | | | | | | | 5 | | 3 | | 1 | | 1 |
| | | | | | | | | 12 | | 7 | | 3 | | 1 | | 1 |
| | | | | | | | 33 | | 20 | | 8 | | 3 | | 1 | | 1 |
| | | | | | | 90 | | 55 | | 22 | | 8 | | 3 | | 1 | | 1 |
| | | | | | 261 | | 162 | | 63 | | 23 | | 8 | | 3 | | 1 | | 1 |
| | | | | 766 | | 477 | | 188 | | 65 | | 23 | | 8 | | 3 | | 1 | | 1 |
| | | | 2312 | | 1450 | | 564 | | 196 | | 66 | | 23 | | 8 | | 3 | | 1 | | 1 |
| | | 7068 | | 4446 | | 1732 | | 590 | | 198 | | 66 | | 23 | | 8 | | 3 | | 1 | | 1 |
| | 21965 | | 13858 | | 5384 | | 1824 | | 598 | | 199 | | 66 | | 23 | | 8 | | 3 | | 1 | | 1 |
|
A106240 as a square array
| 1 | 1 | 2 | 5 | 12 | 33 | 90 | 261 | 766 | 2312 | 7068 | 21965
| | 1 | 1 | 3 | 7 | 20 | 55 | 162 | 477 | 1450 | 4446 | 13858
| | 1 | 1 | 3 | 8 | 22 | 63 | 188 | 564 | 1732 | 5384
| | 1 | 1 | 3 | 8 | 23 | 65 | 196 | 590 | 1824
| | 1 | 1 | 3 | 8 | 23 | 66 | 198 | 598
| | 1 | 1 | 3 | 8 | 23 | 66 | 199
| | 1 | 1 | 3 | 8 | 23 | 66
| | 1 | 1 | 3 | 8 | 23
| | 1 | 1 | 3 | 8
| | 1 | 1 | 3
| | 1 | 1
| | 1
|
A106240 as an upper right triangle
| 1 | 1 | 2 | 5 | 12 | 33 | 90 | 261 | 766 | 2312 | 7068 | 21965
| | 1 | 1 | 3 | 7 | 20 | 55 | 162 | 477 | 1450 | 4446 | 13858
| | | 1 | 1 | 3 | 8 | 22 | 63 | 188 | 564 | 1732 | 5384
| | | | 1 | 1 | 3 | 8 | 23 | 65 | 196 | 590 | 1824
| | | | | 1 | 1 | 3 | 8 | 23 | 66 | 198 | 598
| | | | | | 1 | 1 | 3 | 8 | 23 | 66 | 199
| | | | | | | 1 | 1 | 3 | 8 | 23 | 66
| | | | | | | | 1 | 1 | 3 | 8 | 23
| | | | | | | | | 1 | 1 | 3 | 8
| | | | | | | | | | 1 | 1 | 3
| | | | | | | | | | | 1 | 1
| | | | | | | | | | | | 1
|
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