A110291 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 3 | | 1 |
| | | | | | | | | | 1 | | 3 | | 5 | | 1 |
| | | | | | | | | 1 | | 3 | | 9 | | 7 | | 1 |
| | | | | | | | 1 | | 3 | | 9 | | 19 | | 9 | | 1 |
| | | | | | | 1 | | 3 | | 9 | | 27 | | 33 | | 11 | | 1 |
| | | | | | 1 | | 3 | | 9 | | 27 | | 65 | | 51 | | 13 | | 1 |
| | | | | 1 | | 3 | | 9 | | 27 | | 81 | | 131 | | 73 | | 15 | | 1 |
| | | | 1 | | 3 | | 9 | | 27 | | 81 | | 211 | | 233 | | 99 | | 17 | | 1 |
| | | 1 | | 3 | | 9 | | 27 | | 81 | | 243 | | 473 | | 379 | | 129 | | 19 | | 1 |
| | 1 | | 3 | | 9 | | 27 | | 81 | | 243 | | 665 | | 939 | | 577 | | 163 | | 21 | | 1 |
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A110291 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | 1 | 5 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9
| | 1 | 7 | 19 | 27 | 27 | 27 | 27 | 27 | 27
| | 1 | 9 | 33 | 65 | 81 | 81 | 81 | 81
| | 1 | 11 | 51 | 131 | 211 | 243 | 243
| | 1 | 13 | 73 | 233 | 473 | 665
| | 1 | 15 | 99 | 379 | 939
| | 1 | 17 | 129 | 577
| | 1 | 19 | 163
| | 1 | 21
| | 1
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A110291 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | | 1 | 5 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9
| | | | 1 | 7 | 19 | 27 | 27 | 27 | 27 | 27 | 27
| | | | | 1 | 9 | 33 | 65 | 81 | 81 | 81 | 81
| | | | | | 1 | 11 | 51 | 131 | 211 | 243 | 243
| | | | | | | 1 | 13 | 73 | 233 | 473 | 665
| | | | | | | | 1 | 15 | 99 | 379 | 939
| | | | | | | | | 1 | 17 | 129 | 577
| | | | | | | | | | 1 | 19 | 163
| | | | | | | | | | | 1 | 21
| | | | | | | | | | | | 1
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