A297020 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | 1 | | 4 | | 8 | | 4 | | 1 |
| | | | | | | 1 | | 8 | | 14 | | 14 | | 8 | | 1 |
| | | | | | 1 | | 17 | | 39 | | 46 | | 39 | | 17 | | 1 |
| | | | | 1 | | 31 | | 135 | | 150 | | 150 | | 135 | | 31 | | 1 |
| | | | 1 | | 71 | | 400 | | 590 | | 852 | | 590 | | 400 | | 71 | | 1 |
| | | 1 | | 166 | | 1310 | | 2355 | | 5878 | | 5878 | | 2355 | | 1310 | | 166 | | 1 |
| | 1 | | 365 | | 4481 | | 9521 | | 36508 | | 74534 | | 36508 | | 9521 | | 4481 | | 365 | | 1 |
|
A297020 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 8 | 17 | 31 | 71 | 166 | 365
| | 1 | 3 | 8 | 14 | 39 | 135 | 400 | 1310 | 4481
| | 1 | 4 | 14 | 46 | 150 | 590 | 2355 | 9521
| | 1 | 8 | 39 | 150 | 852 | 5878 | 36508
| | 1 | 17 | 135 | 590 | 5878 | 74534
| | 1 | 31 | 400 | 2355 | 36508
| | 1 | 71 | 1310 | 9521
| | 1 | 166 | 4481
| | 1 | 365
| | 1
|
A297020 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 3 | 4 | 8 | 17 | 31 | 71 | 166 | 365
| | | 1 | 3 | 8 | 14 | 39 | 135 | 400 | 1310 | 4481
| | | | 1 | 4 | 14 | 46 | 150 | 590 | 2355 | 9521
| | | | | 1 | 8 | 39 | 150 | 852 | 5878 | 36508
| | | | | | 1 | 17 | 135 | 590 | 5878 | 74534
| | | | | | | 1 | 31 | 400 | 2355 | 36508
| | | | | | | | 1 | 71 | 1310 | 9521
| | | | | | | | | 1 | 166 | 4481
| | | | | | | | | | 1 | 365
| | | | | | | | | | | 1
|
|
