A299221 as a triangular array
| | | | | | | | | | | 1 |
| | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | 1 | | 5 | | 1 |
| | | | | | | | | 1 | | 12 | | 12 | | 1 |
| | | | | | | | 1 | | 37 | | 22 | | 37 | | 1 |
| | | | | | | 1 | | 104 | | 81 | | 81 | | 104 | | 1 |
| | | | | | 1 | | 301 | | 307 | | 427 | | 307 | | 301 | | 1 |
| | | | | 1 | | 864 | | 1201 | | 2338 | | 2338 | | 1201 | | 864 | | 1 |
| | | | 1 | | 2485 | | 5066 | | 13458 | | 21730 | | 13458 | | 5066 | | 2485 | | 1 |
| | | 1 | | 7144 | | 21292 | | 84948 | | 202841 | | 202841 | | 84948 | | 21292 | | 7144 | | 1 |
| | 1 | | 20541 |
|
A299221 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 12 | 37 | 104 | 301 | 864 | 2485 | 7144 | 20541
| | 1 | 12 | 22 | 81 | 307 | 1201 | 5066 | 21292
| | 1 | 37 | 81 | 427 | 2338 | 13458 | 84948
| | 1 | 104 | 307 | 2338 | 21730 | 202841
| | 1 | 301 | 1201 | 13458 | 202841
| | 1 | 864 | 5066 | 84948
| | 1 | 2485 | 21292
| | 1 | 7144
| | 1
|
A299221 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 5 | 12 | 37 | 104 | 301 | 864 | 2485 | 7144 | 20541
| | | 1 | 12 | 22 | 81 | 307 | 1201 | 5066 | 21292
| | | | 1 | 37 | 81 | 427 | 2338 | 13458 | 84948
| | | | | 1 | 104 | 307 | 2338 | 21730 | 202841
| | | | | | 1 | 301 | 1201 | 13458 | 202841
| | | | | | | 1 | 864 | 5066 | 84948
| | | | | | | | 1 | 2485 | 21292
| | | | | | | | | 1 | 7144
| | | | | | | | | | 1
| | | | | | | | | |
|
|
