A238743 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 7 | | 1 |
| | | | | | | | 1 | | 26 | | 26 | | 1 |
| | | | | | | 1 | | 56 | | 208 | | 56 | | 1 |
| | | | | | 1 | | 124 | | 992 | | 992 | | 124 | | 1 |
| | | | | 1 | | 182 | | 3224 | | 6944 | | 3224 | | 182 | | 1 |
| | | | 1 | | 342 | | 8892 | | 42408 | | 42408 | | 8892 | | 342 | | 1 |
| | | 1 | | 448 | | 21888 | | 153216 | | 339264 | | 153216 | | 21888 | | 448 | | 1 |
| | 1 | | 702 | | 44928 | | 590976 | | 1920672 | | 1920672 | | 590976 | | 44928 |
|
A238743 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 7 | 26 | 56 | 124 | 182 | 342 | 448 | 702
| | 1 | 26 | 208 | 992 | 3224 | 8892 | 21888 | 44928
| | 1 | 56 | 992 | 6944 | 42408 | 153216 | 590976
| | 1 | 124 | 3224 | 42408 | 339264 | 1920672
| | 1 | 182 | 8892 | 153216 | 1920672
| | 1 | 342 | 21888 | 590976
| | 1 | 448 | 44928
| | 1
|
A238743 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 7 | 26 | 56 | 124 | 182 | 342 | 448 | 702
| | | 1 | 26 | 208 | 992 | 3224 | 8892 | 21888 | 44928
| | | | 1 | 56 | 992 | 6944 | 42408 | 153216 | 590976
| | | | | 1 | 124 | 3224 | 42408 | 339264 | 1920672
| | | | | | 1 | 182 | 8892 | 153216 | 1920672
| | | | | | | 1 | 342 | 21888 | 590976
| | | | | | | | 1 | 448 | 44928
| | | | | | | | | 1
| | | | | | | | |
|
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