A138239 as a triangular array
| | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | 2 | | 3 |
| | | | | | | | | | | | | 2 | | 3 | | 5 |
| | | | | | | | | | | | 2 | | 3 | | 1 | | 7 |
| | | | | | | | | | | 2 | | 3 | | 5 | | 1 | | 1 |
| | | | | | | | | | 2 | | 3 | | 1 | | 1 | | 11 | | 1 |
| | | | | | | | | 2 | | 3 | | 5 | | 7 | | 1 | | 13 | | 1 |
| | | | | | | | 2 | | 3 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | | | | 2 | | 3 | | 5 | | 1 | | 1 | | 1 | | 17 | | 1 | | 1 |
| | | | | | 2 | | 3 | | 1 | | 7 | | 1 | | 1 | | 1 | | 19 | | 1 | | 1 |
| | | | | 2 | | 3 | | 5 | | 1 | | 11 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | | | 2 | | 3 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 23 | | 1 | | 1 | | 1 |
| | | 2 | | 3 | | 5 | | 7 | | 1 | | 13 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
| | 2 | | 3 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 | | 1 |
|
A138239 as a square array
| 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1
| | 7 | 1 | 1 | 7 | 1 | 1 | 7 | 1 | 1 | 7 | 1
| | 1 | 11 | 1 | 1 | 1 | 1 | 11 | 1 | 1 | 1
| | 1 | 13 | 1 | 1 | 1 | 1 | 1 | 13 | 1
| | 1 | 1 | 17 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 19 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 23 | 1 | 1
| | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1
| | 1 | 1
| | 1
|
A138239 as an upper right triangle
| 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2
| | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3
| | | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1 | 5 | 1
| | | | 7 | 1 | 1 | 7 | 1 | 1 | 7 | 1 | 1 | 7 | 1
| | | | | 1 | 11 | 1 | 1 | 1 | 1 | 11 | 1 | 1 | 1
| | | | | | 1 | 13 | 1 | 1 | 1 | 1 | 1 | 13 | 1
| | | | | | | 1 | 1 | 17 | 1 | 1 | 1 | 1 | 1
| | | | | | | | 1 | 1 | 19 | 1 | 1 | 1 | 1
| | | | | | | | | 1 | 1 | 1 | 23 | 1 | 1
| | | | | | | | | | 1 | 1 | 1 | 1 | 1
| | | | | | | | | | | 1 | 1 | 1 | 1
| | | | | | | | | | | | 1 | 1
| | | | | | | | | | | | | 1
| | | | | | | | | | | | |
|
|
