A128980 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 0 | | 1 |
| | | | | | | | | 1 | | 0 | | 1 |
| | | | | | | | 0 | | 0 | | 0 | | 1 |
| | | | | | | 3 | | 0 | | 0 | | 0 | | 1 |
| | | | | | 0 | | 1 | | 0 | | 0 | | 0 | | 1 |
| | | | | 5 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | | 0 | | 0 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | 0 | | 3 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
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A128980 as a square array
1 | 0 | 1 | 0 | 3 | 0 | 5 | 0 | 0 | 0
| 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3
| 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0
| 1 | 0 | 0 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0
| 1 | 0 | 0
| 1 | 0
| 1
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A128980 as an upper right triangle
1 | 0 | 1 | 0 | 3 | 0 | 5 | 0 | 0 | 0
| | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3
| | | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0
| | | | 1 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | 1 | 0 | 0 | 0 | 0 | 0
| | | | | | 1 | 0 | 0 | 0 | 0
| | | | | | | 1 | 0 | 0 | 0
| | | | | | | | 1 | 0 | 0
| | | | | | | | | 1 | 0
| | | | | | | | | | 1
|
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