A328888 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 6 | | 1 |
| | | | | | | | 1 | | 18 | | 18 | | 1 |
| | | | | | | 1 | | 46 | | 132 | | 46 | | 1 |
| | | | | | 1 | | 110 | | 696 | | 696 | | 110 | | 1 |
| | | | | 1 | | 254 | | 3150 | | 6728 | | 3150 | | 254 | | 1 |
| | | | 1 | | 574 | | 13086 | | 51760 | | 51760 | | 13086 | | 574 | | 1 |
| | | 1 | | 1278 | | 51492 | | 348048 | | 632970 | | 348048 | | 51492 | | 1278 | | 1 |
| | 1 | | 2814 | | 195180 | | 2143736 | | 6466980 | | 6466980 | | 2143736 | | 195180 | | 2814 | | 1 |
|
A328888 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 18 | 46 | 110 | 254 | 574 | 1278 | 2814
| | 1 | 18 | 132 | 696 | 3150 | 13086 | 51492 | 195180
| | 1 | 46 | 696 | 6728 | 51760 | 348048 | 2143736
| | 1 | 110 | 3150 | 51760 | 632970 | 6466980
| | 1 | 254 | 13086 | 348048 | 6466980
| | 1 | 574 | 51492 | 2143736
| | 1 | 1278 | 195180
| | 1 | 2814
| | 1
|
A328888 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 6 | 18 | 46 | 110 | 254 | 574 | 1278 | 2814
| | | 1 | 18 | 132 | 696 | 3150 | 13086 | 51492 | 195180
| | | | 1 | 46 | 696 | 6728 | 51760 | 348048 | 2143736
| | | | | 1 | 110 | 3150 | 51760 | 632970 | 6466980
| | | | | | 1 | 254 | 13086 | 348048 | 6466980
| | | | | | | 1 | 574 | 51492 | 2143736
| | | | | | | | 1 | 1278 | 195180
| | | | | | | | | 1 | 2814
| | | | | | | | | | 1
|
|
