A176491 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 10 | | 1 |
| | | | | | | | 1 | | 35 | | 35 | | 1 |
| | | | | | | 1 | | 104 | | 300 | | 104 | | 1 |
| | | | | | 1 | | 297 | | 1992 | | 1992 | | 297 | | 1 |
| | | | | 1 | | 846 | | 11747 | | 25982 | | 11747 | | 846 | | 1 |
| | | | 1 | | 2431 | | 64969 | | 275375 | | 275375 | | 64969 | | 2431 | | 1 |
| | | 1 | | 7060 | | 346246 | | 2573576 | | 4831272 | | 2573576 | | 346246 | | 7060 | | 1 |
| | 1 | | 20693 | | 1804214 | | 22163246 |
|
A176491 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 10 | 35 | 104 | 297 | 846 | 2431 | 7060 | 20693
| | 1 | 35 | 300 | 1992 | 11747 | 64969 | 346246 | 1804214
| | 1 | 104 | 1992 | 25982 | 275375 | 2573576 | 22163246
| | 1 | 297 | 11747 | 275375 | 4831272
| | 1 | 846 | 64969 | 2573576
| | 1 | 2431 | 346246
| | 1 | 7060
| | 1
|
A176491 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 10 | 35 | 104 | 297 | 846 | 2431 | 7060 | 20693
| | | 1 | 35 | 300 | 1992 | 11747 | 64969 | 346246 | 1804214
| | | | 1 | 104 | 1992 | 25982 | 275375 | 2573576 | 22163246
| | | | | 1 | 297 | 11747 | 275375 | 4831272
| | | | | | 1 | 846 | 64969 | 2573576
| | | | | | | 1 | 2431 | 346246
| | | | | | | | 1 | 7060
| | | | | | | | | 1
| | | | | | | | |
|
|
