A155452 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 8 | | 1 |
| | | | | | | | 1 | | 25 | | 25 | | 1 |
| | | | | | | 1 | | 69 | | 152 | | 69 | | 1 |
| | | | | | 1 | | 209 | | 716 | | 716 | | 209 | | 1 |
| | | | | 1 | | 839 | | 3076 | | 5540 | | 3076 | | 839 | | 1 |
| | | | 1 | | 4813 | | 13504 | | 36248 | | 36248 | | 13504 | | 4813 | | 1 |
| | | 1 | | 36283 | | 68814 | | 216662 | | 352652 | | 216662 | | 68814 | | 36283 | | 1 |
| | 1 | | 324585 | | 453518 | | 1272538 | | 2983444 |
|
A155452 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 8 | 25 | 69 | 209 | 839 | 4813 | 36283 | 324585
| | 1 | 25 | 152 | 716 | 3076 | 13504 | 68814 | 453518
| | 1 | 69 | 716 | 5540 | 36248 | 216662 | 1272538
| | 1 | 209 | 3076 | 36248 | 352652 | 2983444
| | 1 | 839 | 13504 | 216662
| | 1 | 4813 | 68814
| | 1 | 36283
| | 1
|
A155452 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 8 | 25 | 69 | 209 | 839 | 4813 | 36283 | 324585
| | | 1 | 25 | 152 | 716 | 3076 | 13504 | 68814 | 453518
| | | | 1 | 69 | 716 | 5540 | 36248 | 216662 | 1272538
| | | | | 1 | 209 | 3076 | 36248 | 352652 | 2983444
| | | | | | 1 | 839 | 13504 | 216662
| | | | | | | 1 | 4813 | 68814
| | | | | | | | 1 | 36283
| | | | | | | | | 1
| | | | | | | | |
|
|
