A038766 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | 1 | | 3 | | 3 | | 2 |
| | | | | | | | 1 | | 3 | | 9 | | 7 | | 4 |
| | | | | | | 1 | | 5 | | 16 | | 29 | | 23 | | 10 |
| | | | | | 1 | | 5 | | 27 | | 62 | | 99 | | 69 | | 25 |
| | | | | 1 | | 7 | | 39 | | 132 | | 275 | | 351 | | 229 | | 70 |
| | | | 1 | | 7 | | 55 | | 221 | | 643 | | 1121 | | 1249 | | 731 | | 196 |
| | | 1 | | 9 | | 72 | | 367 | | 1278 | | 2997 | | 4584 | | 4437 | | 2385 | | 574 |
| | 1 | | 9 | | 93 | | 540 | | 2322 | | 6678 | | 13458 | | 18012 | | 15597 | | 7657 | | 1681 |
|
A038766 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 3 | 3 | 5 | 5 | 7 | 7 | 9 | 9
| | 1 | 3 | 9 | 16 | 27 | 39 | 55 | 72 | 93
| | 2 | 7 | 29 | 62 | 132 | 221 | 367 | 540
| | 4 | 23 | 99 | 275 | 643 | 1278 | 2322
| | 10 | 69 | 351 | 1121 | 2997 | 6678
| | 25 | 229 | 1249 | 4584 | 13458
| | 70 | 731 | 4437 | 18012
| | 196 | 2385 | 15597
| | 574 | 7657
| | 1681
|
A038766 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 3 | 3 | 5 | 5 | 7 | 7 | 9 | 9
| | | 1 | 3 | 9 | 16 | 27 | 39 | 55 | 72 | 93
| | | | 2 | 7 | 29 | 62 | 132 | 221 | 367 | 540
| | | | | 4 | 23 | 99 | 275 | 643 | 1278 | 2322
| | | | | | 10 | 69 | 351 | 1121 | 2997 | 6678
| | | | | | | 25 | 229 | 1249 | 4584 | 13458
| | | | | | | | 70 | 731 | 4437 | 18012
| | | | | | | | | 196 | 2385 | 15597
| | | | | | | | | | 574 | 7657
| | | | | | | | | | | 1681
|
|
