A297431 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 7 | | 3 | | 1 |
| | | | | | | | | 1 | | 12 | | 14 | | 4 | | 1 |
| | | | | | | | 1 | | 18 | | 26 | | 22 | | 6 | | 1 |
| | | | | | | 1 | | 33 | | 43 | | 42 | | 68 | | 9 | | 1 |
| | | | | | 1 | | 73 | | 109 | | 105 | | 183 | | 163 | | 13 | | 1 |
| | | | | 1 | | 139 | | 301 | | 349 | | 535 | | 513 | | 320 | | 19 | | 1 |
| | | | 1 | | 244 | | 649 | | 1057 | | 2430 | | 1673 | | 1085 | | 782 | | 28 | | 1 |
| | | 1 | | 449 | | 1332 | | 2834 | | 12005 | | 11345 | | 5108 | | 3332 | | 1889 | | 41 | | 1 |
| | 1 |
|
A297431 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 7 | 12 | 18 | 33 | 73 | 139 | 244 | 449
| | 1 | 3 | 14 | 26 | 43 | 109 | 301 | 649 | 1332
| | 1 | 4 | 22 | 42 | 105 | 349 | 1057 | 2834
| | 1 | 6 | 68 | 183 | 535 | 2430 | 12005
| | 1 | 9 | 163 | 513 | 1673 | 11345
| | 1 | 13 | 320 | 1085 | 5108
| | 1 | 19 | 782 | 3332
| | 1 | 28 | 1889
| | 1 | 41
| | 1
|
A297431 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 7 | 12 | 18 | 33 | 73 | 139 | 244 | 449
| | | 1 | 3 | 14 | 26 | 43 | 109 | 301 | 649 | 1332
| | | | 1 | 4 | 22 | 42 | 105 | 349 | 1057 | 2834
| | | | | 1 | 6 | 68 | 183 | 535 | 2430 | 12005
| | | | | | 1 | 9 | 163 | 513 | 1673 | 11345
| | | | | | | 1 | 13 | 320 | 1085 | 5108
| | | | | | | | 1 | 19 | 782 | 3332
| | | | | | | | | 1 | 28 | 1889
| | | | | | | | | | 1 | 41
| | | | | | | | | | | 1
| | | | | | | | | | |
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