A236155 as a triangular array
| | | | | | | | 81 |
| | | | | | | | 414 | | 414 |
| | | | | | | 2148 | | 2502 | | 2148 |
| | | | | | 11064 | | 16128 | | 16128 | | 11064 |
| | | | | 57132 | | 104436 | | 146568 | | 104436 | | 57132 |
| | | | 294648 | | 676980 | | 1351296 | | 1351296 | | 676980 | | 294648 |
| | | 1520856 | | 4389660 | | 12511728 | | 18147240 | | 12511728 | | 4389660 | | 1520856 |
| | 7845624 | | 28462080 |
|
A236155 as a square array
81 | 414 | 2148 | 11064 | 57132 | 294648 | 1520856 | 7845624
| 414 | 2502 | 16128 | 104436 | 676980 | 4389660 | 28462080
| 2148 | 16128 | 146568 | 1351296 | 12511728
| 11064 | 104436 | 1351296 | 18147240
| 57132 | 676980 | 12511728
| 294648 | 4389660
| 1520856
|
A236155 as an upper right triangle
81 | 414 | 2148 | 11064 | 57132 | 294648 | 1520856 | 7845624
| | 414 | 2502 | 16128 | 104436 | 676980 | 4389660 | 28462080
| | | 2148 | 16128 | 146568 | 1351296 | 12511728
| | | | 11064 | 104436 | 1351296 | 18147240
| | | | | 57132 | 676980 | 12511728
| | | | | | 294648 | 4389660
| | | | | | | 1520856
| | | | | | |
|
|