A182931 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 2 | | 0 | | 1 |
| | | | | | | | | | 5 | | 1 | | 0 | | 1 |
| | | | | | | | | 15 | | 1 | | 0 | | 0 | | 1 |
| | | | | | | | 52 | | 4 | | 1 | | 0 | | 0 | | 1 |
| | | | | | | 203 | | 11 | | 1 | | 0 | | 0 | | 0 | | 1 |
| | | | | | 877 | | 41 | | 1 | | 1 | | 0 | | 0 | | 0 | | 1 |
| | | | | 4140 | | 162 | | 11 | | 1 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | | | 21147 | | 715 | | 36 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | | 115975 | | 3425 | | 92 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
| | 678570 | | 17722 | | 491 | | 36 | | 1 | | 1 | | 0 | | 0 | | 0 | | 0 | | 0 | | 1 |
|
A182931 as a square array
1 | 1 | 2 | 5 | 15 | 52 | 203 | 877 | 4140 | 21147 | 115975 | 678570
| 1 | 0 | 1 | 1 | 4 | 11 | 41 | 162 | 715 | 3425 | 17722
| 1 | 0 | 0 | 1 | 1 | 1 | 11 | 36 | 92 | 491
| 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 36
| 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1
| 1 | 0 | 0 | 0 | 0 | 0 | 1
| 1 | 0 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0 | 0
| 1 | 0 | 0 | 0
| 1 | 0 | 0
| 1 | 0
| 1
|
A182931 as an upper right triangle
1 | 1 | 2 | 5 | 15 | 52 | 203 | 877 | 4140 | 21147 | 115975 | 678570
| | 1 | 0 | 1 | 1 | 4 | 11 | 41 | 162 | 715 | 3425 | 17722
| | | 1 | 0 | 0 | 1 | 1 | 1 | 11 | 36 | 92 | 491
| | | | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 36
| | | | | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1
| | | | | | 1 | 0 | 0 | 0 | 0 | 0 | 1
| | | | | | | 1 | 0 | 0 | 0 | 0 | 0
| | | | | | | | 1 | 0 | 0 | 0 | 0
| | | | | | | | | 1 | 0 | 0 | 0
| | | | | | | | | | 1 | 0 | 0
| | | | | | | | | | | 1 | 0
| | | | | | | | | | | | 1
|
|