A144280 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 3 | | 1 |
| | | | | | | | | 21 | | 3 | | 1 |
| | | | | | | | 231 | | 30 | | 3 | | 1 |
| | | | | | | 3465 | | 294 | | 30 | | 3 | | 1 |
| | | | | | 65835 | | 4599 | | 321 | | 30 | | 3 | | 1 |
| | | | | 1514205 | | 81081 | | 4788 | | 321 | | 30 | | 3 | | 1 |
| | | | 40883535 | | 1837836 | | 84483 | | 4869 | | 321 | | 30 | | 3 | | 1 |
| | | 1267389585 | | 47609100 | | 1892835 | | 85050 | | 4869 | | 321 | | 30 | | 3 | | 1 |
| | 44358635475 | | 1449052605 | | 48681864 |
|
A144280 as a square array
| 1 | 3 | 21 | 231 | 3465 | 65835 | 1514205 | 40883535 | 1267389585 | 44358635475
| | 1 | 3 | 30 | 294 | 4599 | 81081 | 1837836 | 47609100 | 1449052605
| | 1 | 3 | 30 | 321 | 4788 | 84483 | 1892835 | 48681864
| | 1 | 3 | 30 | 321 | 4869 | 85050
| | 1 | 3 | 30 | 321 | 4869
| | 1 | 3 | 30 | 321
| | 1 | 3 | 30
| | 1 | 3
| | 1
|
A144280 as an upper right triangle
| 1 | 3 | 21 | 231 | 3465 | 65835 | 1514205 | 40883535 | 1267389585 | 44358635475
| | 1 | 3 | 30 | 294 | 4599 | 81081 | 1837836 | 47609100 | 1449052605
| | | 1 | 3 | 30 | 321 | 4788 | 84483 | 1892835 | 48681864
| | | | 1 | 3 | 30 | 321 | 4869 | 85050
| | | | | 1 | 3 | 30 | 321 | 4869
| | | | | | 1 | 3 | 30 | 321
| | | | | | | 1 | 3 | 30
| | | | | | | | 1 | 3
| | | | | | | | | 1
| | | | | | | | |
|
|
