A249960 as a triangular array
| | | | | | | | | 15 |
| | | | | | | | | 285 | | 15 |
| | | | | | | | 2010 | | 505 | | 15 |
| | | | | | | 8790 | | 5300 | | 897 | | 15 |
| | | | | | 28785 | | 31180 | | 14094 | | 1593 | | 15 |
| | | | | 77595 | | 129095 | | 111746 | | 37584 | | 2825 | | 15 |
| | | | 181860 | | 422065 | | 585069 | | 402010 | | 100236 | | 4999 | | 15 |
| | | 383580 | | 1164800 | | 2319123 | | 2662039 | | 1447334 | | 267004 | | 8823 | | 15 |
| | 745155 | | 2830080 |
|
A249960 as a square array
15 | 285 | 2010 | 8790 | 28785 | 77595 | 181860 | 383580 | 745155
| 15 | 505 | 5300 | 31180 | 129095 | 422065 | 1164800 | 2830080
| 15 | 897 | 14094 | 111746 | 585069 | 2319123
| 15 | 1593 | 37584 | 402010 | 2662039
| 15 | 2825 | 100236 | 1447334
| 15 | 4999 | 267004
| 15 | 8823
| 15
|
A249960 as an upper right triangle
15 | 285 | 2010 | 8790 | 28785 | 77595 | 181860 | 383580 | 745155
| | 15 | 505 | 5300 | 31180 | 129095 | 422065 | 1164800 | 2830080
| | | 15 | 897 | 14094 | 111746 | 585069 | 2319123
| | | | 15 | 1593 | 37584 | 402010 | 2662039
| | | | | 15 | 2825 | 100236 | 1447334
| | | | | | 15 | 4999 | 267004
| | | | | | | 15 | 8823
| | | | | | | | 15
| | | | | | | |
|
|