A156823 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 1 | | 1 |
| | | | | | | | 1 | | 4 | | 13 |
| | | | | | | 1 | | 11 | | 90 | | 670 |
| | | | | | 1 | | 26 | | 480 | | 7870 | | 122861 |
| | | | | 1 | | 57 | | 2247 | | 77527 | | 2526198 | | 80189094 |
| | | | 1 | | 120 | | 9807 | | 695368 | | 46334382 | | 2999255160 | | 191467330714 |
| | | 1 | | 247 | | 41176 | | 5924720 | | 798773822 | | 104443530554 | | 13455795711072 | | 1721026866650520 |
| | 1 |
|
A156823 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 11 | 26 | 57 | 120 | 247
| | 13 | 90 | 480 | 2247 | 9807 | 41176
| | 670 | 7870 | 77527 | 695368 | 5924720
| | 122861 | 2526198 | 46334382 | 798773822
| | 80189094 | 2999255160 | 104443530554
| | 191467330714 | 13455795711072
| | 1721026866650520
|
A156823 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 11 | 26 | 57 | 120 | 247
| | | 13 | 90 | 480 | 2247 | 9807 | 41176
| | | | 670 | 7870 | 77527 | 695368 | 5924720
| | | | | 122861 | 2526198 | 46334382 | 798773822
| | | | | | 80189094 | 2999255160 | 104443530554
| | | | | | | 191467330714 | 13455795711072
| | | | | | | | 1721026866650520
| | | | | | | |
|
|
