A143908 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 3 | | 1 |
| | | | | | | | 3 | | 3 | | 4 |
| | | | | | | 3 | | 3 | | 12 | | 10 |
| | | | | | 3 | | 3 | | 12 | | 30 | | 28 |
| | | | | 3 | | 3 | | 12 | | 30 | | 84 | | 76 |
| | | | 3 | | 3 | | 12 | | 30 | | 84 | | 228 | | 208 |
| | | 3 | | 3 | | 12 | | 30 | | 84 | | 228 | | 624 | | 568 |
| | 3 | | 3 | | 12 | | 30 | | 84 | | 228 | | 624 | | 1704 | | 1552 |
|
A143908 as a square array
| 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | 4 | 12 | 12 | 12 | 12 | 12 | 12
| | 10 | 30 | 30 | 30 | 30 | 30
| | 28 | 84 | 84 | 84 | 84
| | 76 | 228 | 228 | 228
| | 208 | 624 | 624
| | 568 | 1704
| | 1552
|
A143908 as an upper right triangle
| 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | | 4 | 12 | 12 | 12 | 12 | 12 | 12
| | | | 10 | 30 | 30 | 30 | 30 | 30
| | | | | 28 | 84 | 84 | 84 | 84
| | | | | | 76 | 228 | 228 | 228
| | | | | | | 208 | 624 | 624
| | | | | | | | 568 | 1704
| | | | | | | | | 1552
|
|
