A264391 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 0 | | 1 |
| | | | | | | | | | | | 1 | | 0 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 0 | | 1 |
| | | | | | | | | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | | | | | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | | | | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | | | | 4 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | | | 6 | | 5 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | | 8 | | 6 | | 5 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | | 11 | | 9 | | 6 | | 5 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | | 13 | | 12 | | 9 | | 6 | | 5 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
| | 19 | | 15 | | 12 | | 9 | | 6 | | 5 | | 4 | | 2 | | 2 | | 1 | | 1 | | 0 | | 1 |
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A264391 as a square array
1 | 0 | 1 | 1 | 2 | 2 | 4 | 4 | 6 | 8 | 11 | 13 | 19
| 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9 | 12 | 15
| 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9 | 12
| 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9
| 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6
| 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5
| 1 | 0 | 1 | 1 | 2 | 2 | 4
| 1 | 0 | 1 | 1 | 2 | 2
| 1 | 0 | 1 | 1 | 2
| 1 | 0 | 1 | 1
| 1 | 0 | 1
| 1 | 0
| 1
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A264391 as an upper right triangle
1 | 0 | 1 | 1 | 2 | 2 | 4 | 4 | 6 | 8 | 11 | 13 | 19
| | 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9 | 12 | 15
| | | 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9 | 12
| | | | 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6 | 9
| | | | | 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5 | 6
| | | | | | 1 | 0 | 1 | 1 | 2 | 2 | 4 | 5
| | | | | | | 1 | 0 | 1 | 1 | 2 | 2 | 4
| | | | | | | | 1 | 0 | 1 | 1 | 2 | 2
| | | | | | | | | 1 | 0 | 1 | 1 | 2
| | | | | | | | | | 1 | 0 | 1 | 1
| | | | | | | | | | | 1 | 0 | 1
| | | | | | | | | | | | 1 | 0
| | | | | | | | | | | | | 1
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