A131327 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 3 | | 1 |
| | | | | | | | | | | | 1 | | 3 | | 1 |
| | | | | | | | | | | 3 | | 5 | | 3 | | 1 |
| | | | | | | | | | 1 | | 3 | | 9 | | 3 | | 1 |
| | | | | | | | | 3 | | 9 | | 3 | | 13 | | 3 | | 1 |
| | | | | | | | 1 | | 3 | | 21 | | 3 | | 17 | | 3 | | 1 |
| | | | | | | 3 | | 13 | | 3 | | 37 | | 3 | | 21 | | 3 | | 1 |
| | | | | | 1 | | 3 | | 37 | | 3 | | 57 | | 3 | | 25 | | 3 | | 1 |
| | | | | 3 | | 17 | | 3 | | 77 | | 3 | | 81 | | 3 | | 29 | | 3 | | 1 |
| | | | 1 | | 3 | | 57 | | 3 | | 137 | | 3 | | 109 | | 3 | | 33 | | 3 | | 1 |
| | | 3 | | 21 | | 3 | | 137 | | 3 | | 221 | | 3 | | 141 | | 3 | | 37 | | 3 | | 1 |
| | 1 | | 3 | | 81 | | 3 | | 277 | | 3 | | 333 | | 3 | | 177 |
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A131327 as a square array
| 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1
| | 1 | 3 | 5 | 3 | 9 | 3 | 13 | 3 | 17 | 3 | 21 | 3
| | 1 | 3 | 9 | 3 | 21 | 3 | 37 | 3 | 57 | 3 | 81
| | 1 | 3 | 13 | 3 | 37 | 3 | 77 | 3 | 137 | 3
| | 1 | 3 | 17 | 3 | 57 | 3 | 137 | 3 | 277
| | 1 | 3 | 21 | 3 | 81 | 3 | 221 | 3
| | 1 | 3 | 25 | 3 | 109 | 3 | 333
| | 1 | 3 | 29 | 3 | 141 | 3
| | 1 | 3 | 33 | 3 | 177
| | 1 | 3 | 37
| | 1 | 3
| | 1
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A131327 as an upper right triangle
| 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1 | 3 | 1
| | 1 | 3 | 5 | 3 | 9 | 3 | 13 | 3 | 17 | 3 | 21 | 3
| | | 1 | 3 | 9 | 3 | 21 | 3 | 37 | 3 | 57 | 3 | 81
| | | | 1 | 3 | 13 | 3 | 37 | 3 | 77 | 3 | 137 | 3
| | | | | 1 | 3 | 17 | 3 | 57 | 3 | 137 | 3 | 277
| | | | | | 1 | 3 | 21 | 3 | 81 | 3 | 221 | 3
| | | | | | | 1 | 3 | 25 | 3 | 109 | 3 | 333
| | | | | | | | 1 | 3 | 29 | 3 | 141 | 3
| | | | | | | | | 1 | 3 | 33 | 3 | 177
| | | | | | | | | | 1 | 3 | 37
| | | | | | | | | | | 1 | 3
| | | | | | | | | | | | 1
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