A204160 as a triangular array
| | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | | 1 | | 4 | | 1 |
| | | | | | | | | | | | 1 | | 1 | | 1 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 7 | | 1 | | 1 |
| | | | | | | | | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | | | | | | 1 | | 1 | | 1 | | 10 | | 1 | | 1 | | 1 |
| | | | | | | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | | | | 1 | | 1 | | 1 | | 1 | | 13 | | 1 | | 1 | | 1 | | 1 |
| | | | | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | | 1 | | 1 | | 1 | | 1 | | 1 | | 16 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 19 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
|
A204160 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 10 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 13 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1 | 16 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1 | 1 | 19
| | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1
| | 1 | 1 | 1
| | 1 | 1
| | 1
|
A204160 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 1 | 1 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | | 1 | 1 | 1 | 10 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | | | 1 | 1 | 1 | 1 | 13 | 1 | 1 | 1 | 1 | 1
| | | | | | 1 | 1 | 1 | 1 | 1 | 16 | 1 | 1 | 1
| | | | | | | 1 | 1 | 1 | 1 | 1 | 1 | 19
| | | | | | | | 1 | 1 | 1 | 1 | 1 | 1
| | | | | | | | | 1 | 1 | 1 | 1 | 1
| | | | | | | | | | 1 | 1 | 1 | 1
| | | | | | | | | | | 1 | 1 | 1
| | | | | | | | | | | | 1 | 1
| | | | | | | | | | | | | 1
| | | | | | | | | | | | |
|
|
