A280789 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 2 | | 1 |
| | | | | | | | | 6 | | 3 | | 1 |
| | | | | | | | 16 | | 10 | | 3 | | 1 |
| | | | | | | 46 | | 30 | | 11 | | 3 | | 1 |
| | | | | | 128 | | 91 | | 34 | | 11 | | 3 | | 1 |
| | | | | 364 | | 268 | | 108 | | 35 | | 11 | | 3 | | 1 |
| | | | 1029 | | 790 | | 327 | | 112 | | 35 | | 11 | | 3 | | 1 |
| | | 2930 | | 2308 | | 992 | | 344 | | 113 | | 35 | | 11 | | 3 | | 1 |
| | 8344 | | 6737 | | 2962 | | 1055 | | 348 | | 113 | | 35 | | 11 | | 3 | | 1 |
|
A280789 as a square array
| 1 | 2 | 6 | 16 | 46 | 128 | 364 | 1029 | 2930 | 8344
| | 1 | 3 | 10 | 30 | 91 | 268 | 790 | 2308 | 6737
| | 1 | 3 | 11 | 34 | 108 | 327 | 992 | 2962
| | 1 | 3 | 11 | 35 | 112 | 344 | 1055
| | 1 | 3 | 11 | 35 | 113 | 348
| | 1 | 3 | 11 | 35 | 113
| | 1 | 3 | 11 | 35
| | 1 | 3 | 11
| | 1 | 3
| | 1
|
A280789 as an upper right triangle
| 1 | 2 | 6 | 16 | 46 | 128 | 364 | 1029 | 2930 | 8344
| | 1 | 3 | 10 | 30 | 91 | 268 | 790 | 2308 | 6737
| | | 1 | 3 | 11 | 34 | 108 | 327 | 992 | 2962
| | | | 1 | 3 | 11 | 35 | 112 | 344 | 1055
| | | | | 1 | 3 | 11 | 35 | 113 | 348
| | | | | | 1 | 3 | 11 | 35 | 113
| | | | | | | 1 | 3 | 11 | 35
| | | | | | | | 1 | 3 | 11
| | | | | | | | | 1 | 3
| | | | | | | | | | 1
|
|
