A309896 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 0 |
| | | | | | | | | | | 1 | | 1 | | 0 |
| | | | | | | | | | 1 | | 1 | | 1 | | 0 |
| | | | | | | | | 1 | | 1 | | 2 | | 1 | | 0 |
| | | | | | | | 1 | | 1 | | 3 | | 3 | | 1 | | 0 |
| | | | | | | 1 | | 1 | | 4 | | 4 | | 5 | | 1 | | 0 |
| | | | | | 1 | | 1 | | 5 | | 5 | | 9 | | 8 | | 1 | | 0 |
| | | | | 1 | | 1 | | 6 | | 6 | | 14 | | 14 | | 13 | | 1 | | 0 |
| | | | 1 | | 1 | | 7 | | 7 | | 20 | | 20 | | 28 | | 21 | | 1 | | 0 |
| | | 1 | | 1 | | 8 | | 8 | | 27 | | 27 | | 48 | | 47 | | 34 | | 1 | | 0 |
| | 1 | | 1 | | 9 | | 9 | | 35 | | 35 | | 75 | | 75 | | 89 | | 55 | | 1 | | 0 |
|
A309896 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | 0 | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | 0 | 1 | 5 | 9 | 14 | 20 | 27 | 35
| | 0 | 1 | 8 | 14 | 20 | 27 | 35
| | 0 | 1 | 13 | 28 | 48 | 75
| | 0 | 1 | 21 | 47 | 75
| | 0 | 1 | 34 | 89
| | 0 | 1 | 55
| | 0 | 1
| | 0
|
A309896 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | | | 0 | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9
| | | | | 0 | 1 | 5 | 9 | 14 | 20 | 27 | 35
| | | | | | 0 | 1 | 8 | 14 | 20 | 27 | 35
| | | | | | | 0 | 1 | 13 | 28 | 48 | 75
| | | | | | | | 0 | 1 | 21 | 47 | 75
| | | | | | | | | 0 | 1 | 34 | 89
| | | | | | | | | | 0 | 1 | 55
| | | | | | | | | | | 0 | 1
| | | | | | | | | | | | 0
|
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