A209196 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 4 | | 1 |
| | | | | | | 1 | | 32 | | 32 | | 1 |
| | | | | | 1 | | 487 | | 3282 | | 487 | | 1 |
| | | | | 1 | | 11113 | | 657573 | | 657573 | | 11113 | | 1 |
| | | | 1 | | 335745 | | 209282906 | | 1513844855 | | 209282906 | | 335745 | | 1 |
| | | 1 | | 12607257 | | 96673776804 | | 5580284351032 | | 5580284351032 | | 96673776804 | | 12607257 | | 1 |
| | 1 | | 565877928 | | 61162554558200 |
|
A209196 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 32 | 487 | 11113 | 335745 | 12607257 | 565877928
| | 1 | 32 | 3282 | 657573 | 209282906 | 96673776804 | 61162554558200
| | 1 | 487 | 657573 | 1513844855 | 5580284351032
| | 1 | 11113 | 209282906 | 5580284351032
| | 1 | 335745 | 96673776804
| | 1 | 12607257
| | 1
|
A209196 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 32 | 487 | 11113 | 335745 | 12607257 | 565877928
| | | 1 | 32 | 3282 | 657573 | 209282906 | 96673776804 | 61162554558200
| | | | 1 | 487 | 657573 | 1513844855 | 5580284351032
| | | | | 1 | 11113 | 209282906 | 5580284351032
| | | | | | 1 | 335745 | 96673776804
| | | | | | | 1 | 12607257
| | | | | | | | 1
| | | | | | | |
|
|
