A284949 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 1 | | 1 |
| | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | 1 | | 5 | | 4 | | 1 |
| | | | | | | 1 | | 9 | | 15 | | 6 | | 1 |
| | | | | | 1 | | 19 | | 50 | | 37 | | 9 | | 1 |
| | | | | 1 | | 35 | | 160 | | 183 | | 76 | | 12 | | 1 |
| | | | 1 | | 71 | | 502 | | 877 | | 542 | | 142 | | 16 | | 1 |
| | | 1 | | 135 | | 1545 | | 3930 | | 3523 | | 1346 | | 242 | | 20 | | 1 |
| | 1 | | 271 | | 4730 | | 17185 | | 21393 | | 11511 | | 2980 | | 390 | | 25 | | 1 |
|
A284949 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 5 | 9 | 19 | 35 | 71 | 135 | 271
| | 1 | 4 | 15 | 50 | 160 | 502 | 1545 | 4730
| | 1 | 6 | 37 | 183 | 877 | 3930 | 17185
| | 1 | 9 | 76 | 542 | 3523 | 21393
| | 1 | 12 | 142 | 1346 | 11511
| | 1 | 16 | 242 | 2980
| | 1 | 20 | 390
| | 1 | 25
| | 1
|
A284949 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 2 | 5 | 9 | 19 | 35 | 71 | 135 | 271
| | | 1 | 4 | 15 | 50 | 160 | 502 | 1545 | 4730
| | | | 1 | 6 | 37 | 183 | 877 | 3930 | 17185
| | | | | 1 | 9 | 76 | 542 | 3523 | 21393
| | | | | | 1 | 12 | 142 | 1346 | 11511
| | | | | | | 1 | 16 | 242 | 2980
| | | | | | | | 1 | 20 | 390
| | | | | | | | | 1 | 25
| | | | | | | | | | 1
|
|
