A156141 as a triangular array
| | | | | | | | | | 2 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 4 | | 1 |
| | | | | | | | 1 | | 14 | | 14 | | 1 |
| | | | | | | 1 | | 46 | | 116 | | 46 | | 1 |
| | | | | | 1 | | 172 | | 772 | | 772 | | 172 | | 1 |
| | | | | 1 | | 834 | | 5160 | | 8800 | | 5160 | | 834 | | 1 |
| | | | 1 | | 5280 | | 39594 | | 90260 | | 90260 | | 39594 | | 5280 | | 1 |
| | | 1 | | 40814 | | 361086 | | 981104 | | 1288040 | | 981104 | | 361086 | | 40814 | | 1 |
| | 1 | | 363884 | | 3801180 | | 12088796 |
|
A156141 as a square array
| 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 14 | 46 | 172 | 834 | 5280 | 40814 | 363884
| | 1 | 14 | 116 | 772 | 5160 | 39594 | 361086 | 3801180
| | 1 | 46 | 772 | 8800 | 90260 | 981104 | 12088796
| | 1 | 172 | 5160 | 90260 | 1288040
| | 1 | 834 | 39594 | 981104
| | 1 | 5280 | 361086
| | 1 | 40814
| | 1
|
A156141 as an upper right triangle
| 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 14 | 46 | 172 | 834 | 5280 | 40814 | 363884
| | | 1 | 14 | 116 | 772 | 5160 | 39594 | 361086 | 3801180
| | | | 1 | 46 | 772 | 8800 | 90260 | 981104 | 12088796
| | | | | 1 | 172 | 5160 | 90260 | 1288040
| | | | | | 1 | 834 | 39594 | 981104
| | | | | | | 1 | 5280 | 361086
| | | | | | | | 1 | 40814
| | | | | | | | | 1
| | | | | | | | |
|
|
