A158946 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 2 | | 1 | | 2 |
| | | | | | | | | | 2 | | 2 | | 1 | | 3 |
| | | | | | | | | 3 | | 2 | | 3 | | 1 | | 4 |
| | | | | | | | 3 | | 3 | | 2 | | 4 | | 1 | | 5 |
| | | | | | | 4 | | 3 | | 4 | | 2 | | 5 | | 1 | | 6 |
| | | | | | 4 | | 4 | | 3 | | 5 | | 2 | | 6 | | 1 | | 7 |
| | | | | 5 | | 4 | | 5 | | 3 | | 6 | | 2 | | 7 | | 1 | | 8 |
| | | | 5 | | 5 | | 4 | | 6 | | 3 | | 7 | | 2 | | 8 | | 1 | | 9 |
| | | 6 | | 5 | | 6 | | 4 | | 7 | | 3 | | 8 | | 2 | | 9 | | 1 | | 10 |
| | 6 | | 6 | | 5 | | 7 | | 4 | | 8 | | 3 | | 9 | | 2 | | 10 | | 1 | | 11 |
|
A158946 as a square array
| 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6
| | 2 | 1 | 3 | 2 | 4 | 3 | 5 | 4 | 6 | 5
| | 3 | 1 | 4 | 2 | 5 | 3 | 6 | 4 | 7
| | 4 | 1 | 5 | 2 | 6 | 3 | 7 | 4
| | 5 | 1 | 6 | 2 | 7 | 3 | 8
| | 6 | 1 | 7 | 2 | 8 | 3
| | 7 | 1 | 8 | 2 | 9
| | 8 | 1 | 9 | 2
| | 9 | 1 | 10
| | 10 | 1
| | 11
|
A158946 as an upper right triangle
| 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6
| | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6
| | | 2 | 1 | 3 | 2 | 4 | 3 | 5 | 4 | 6 | 5
| | | | 3 | 1 | 4 | 2 | 5 | 3 | 6 | 4 | 7
| | | | | 4 | 1 | 5 | 2 | 6 | 3 | 7 | 4
| | | | | | 5 | 1 | 6 | 2 | 7 | 3 | 8
| | | | | | | 6 | 1 | 7 | 2 | 8 | 3
| | | | | | | | 7 | 1 | 8 | 2 | 9
| | | | | | | | | 8 | 1 | 9 | 2
| | | | | | | | | | 9 | 1 | 10
| | | | | | | | | | | 10 | 1
| | | | | | | | | | | | 11
|
|
