A186141 as a triangular array
| | | | | | | 81 |
| | | | | | | 558 | | 558 |
| | | | | | 3888 | | 7686 | | 3888 |
| | | | | 27000 | | 107874 | | 107874 | | 27000 |
| | | | 187704 | | 1512792 | | 3090564 | | 1512792 | | 187704 |
| | | 1304424 | | 21216780 | | 88110594 | | 88110594 | | 21216780 | | 1304424 |
| | 9066168 | | 297562572 | | 2513594016 | | 5108761008 | | 2513594016 | | 297562572 |
|
A186141 as a square array
81 | 558 | 3888 | 27000 | 187704 | 1304424 | 9066168
| 558 | 7686 | 107874 | 1512792 | 21216780 | 297562572
| 3888 | 107874 | 3090564 | 88110594 | 2513594016
| 27000 | 1512792 | 88110594 | 5108761008
| 187704 | 21216780 | 2513594016
| 1304424 | 297562572
|
A186141 as an upper right triangle
81 | 558 | 3888 | 27000 | 187704 | 1304424 | 9066168
| | 558 | 7686 | 107874 | 1512792 | 21216780 | 297562572
| | | 3888 | 107874 | 3090564 | 88110594 | 2513594016
| | | | 27000 | 1512792 | 88110594 | 5108761008
| | | | | 187704 | 21216780 | 2513594016
| | | | | | 1304424 | 297562572
| | | | | |
|
|