A206871 as a triangular array
| | | | | | | | | | 2 |
| | | | | | | | | | 4 | | 4 |
| | | | | | | | | 7 | | 16 | | 7 |
| | | | | | | | 13 | | 49 | | 49 | | 12 |
| | | | | | | 24 | | 169 | | 211 | | 144 | | 21 |
| | | | | | 44 | | 576 | | 1153 | | 889 | | 441 | | 37 |
| | | | | 81 | | 1936 | | 6139 | | 7675 | | 3967 | | 1369 | | 65 |
| | | | 149 | | 6561 | | 31529 | | 63866 | | 55063 | | 17737 | | 4225 | | 114 |
| | | 274 | | 22201 | | 165783 | | 502864 | | 728935 | | 397221 | | 78799 | | 12996 | | 200 |
| | 504 | | 75076 | | 867545 |
|
A206871 as a square array
2 | 4 | 7 | 13 | 24 | 44 | 81 | 149 | 274 | 504
| 4 | 16 | 49 | 169 | 576 | 1936 | 6561 | 22201 | 75076
| 7 | 49 | 211 | 1153 | 6139 | 31529 | 165783 | 867545
| 12 | 144 | 889 | 7675 | 63866 | 502864
| 21 | 441 | 3967 | 55063 | 728935
| 37 | 1369 | 17737 | 397221
| 65 | 4225 | 78799
| 114 | 12996
| 200
|
A206871 as an upper right triangle
2 | 4 | 7 | 13 | 24 | 44 | 81 | 149 | 274 | 504
| | 4 | 16 | 49 | 169 | 576 | 1936 | 6561 | 22201 | 75076
| | | 7 | 49 | 211 | 1153 | 6139 | 31529 | 165783 | 867545
| | | | 12 | 144 | 889 | 7675 | 63866 | 502864
| | | | | 21 | 441 | 3967 | 55063 | 728935
| | | | | | 37 | 1369 | 17737 | 397221
| | | | | | | 65 | 4225 | 78799
| | | | | | | | 114 | 12996
| | | | | | | | | 200
| | | | | | | | |
|
|