A320647 as a triangular array
| | | | | | | | | | | | | 0 |
| | | | | | | | | | | | | 0 | | 0 |
| | | | | | | | | | | | 0 | | 0 | | 0 |
| | | | | | | | | | | 0 | | 0 | | 0 | | 0 |
| | | | | | | | | | 0 | | 0 | | 0 | | 0 | | 0 |
| | | | | | | | | 0 | | 0 | | 4 | | 2 | | 0 | | 0 |
| | | | | | | | 0 | | 1 | | 12 | | 17 | | 4 | | 0 | | 0 |
| | | | | | | 0 | | 2 | | 44 | | 84 | | 51 | | 9 | | 0 | | 0 |
| | | | | | 0 | | 7 | | 137 | | 388 | | 339 | | 125 | | 15 | | 0 | | 0 |
| | | | | 0 | | 12 | | 408 | | 1586 | | 2010 | | 1054 | | 258 | | 24 | | 0 | | 0 |
| | | | 0 | | 31 | | 1190 | | 6405 | | 10900 | | 7928 | | 2761 | | 490 | | 35 | | 0 | | 0 |
| | | 0 | | 58 | | 3416 | | 24927 | | 56700 | | 54383 | | 25680 | | 6392 | | 859 | | 51 | | 0 | | 0 |
| | 0 | | 126 | | 9730 | | 96404 | | 286888 | | 356594 | | 218246 | | 72284 | | 13472 | | 1420 | | 68 | | 0 | | 0 |
|
A320647 as a square array
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 0 | 0 | 0 | 0 | 0 | 1 | 2 | 7 | 12 | 31 | 58 | 126
| 0 | 0 | 0 | 4 | 12 | 44 | 137 | 408 | 1190 | 3416 | 9730
| 0 | 0 | 2 | 17 | 84 | 388 | 1586 | 6405 | 24927 | 96404
| 0 | 0 | 4 | 51 | 339 | 2010 | 10900 | 56700 | 286888
| 0 | 0 | 9 | 125 | 1054 | 7928 | 54383 | 356594
| 0 | 0 | 15 | 258 | 2761 | 25680 | 218246
| 0 | 0 | 24 | 490 | 6392 | 72284
| 0 | 0 | 35 | 859 | 13472
| 0 | 0 | 51 | 1420
| 0 | 0 | 68
| 0 | 0
| 0
|
A320647 as an upper right triangle
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 7 | 12 | 31 | 58 | 126
| | | 0 | 0 | 0 | 4 | 12 | 44 | 137 | 408 | 1190 | 3416 | 9730
| | | | 0 | 0 | 2 | 17 | 84 | 388 | 1586 | 6405 | 24927 | 96404
| | | | | 0 | 0 | 4 | 51 | 339 | 2010 | 10900 | 56700 | 286888
| | | | | | 0 | 0 | 9 | 125 | 1054 | 7928 | 54383 | 356594
| | | | | | | 0 | 0 | 15 | 258 | 2761 | 25680 | 218246
| | | | | | | | 0 | 0 | 24 | 490 | 6392 | 72284
| | | | | | | | | 0 | 0 | 35 | 859 | 13472
| | | | | | | | | | 0 | 0 | 51 | 1420
| | | | | | | | | | | 0 | 0 | 68
| | | | | | | | | | | | 0 | 0
| | | | | | | | | | | | | 0
|
|