A162590 as a triangular array
| | | | | | | | | | | | | 0 |
| | | | | | | | | | | | | 1 | | 0 |
| | | | | | | | | | | | 0 | | 2 | | 0 |
| | | | | | | | | | | 1 | | 0 | | 3 | | 0 |
| | | | | | | | | | 0 | | 4 | | 0 | | 4 | | 0 |
| | | | | | | | | 1 | | 0 | | 10 | | 0 | | 5 | | 0 |
| | | | | | | | 0 | | 6 | | 0 | | 20 | | 0 | | 6 | | 0 |
| | | | | | | 1 | | 0 | | 21 | | 0 | | 35 | | 0 | | 7 | | 0 |
| | | | | | 0 | | 8 | | 0 | | 56 | | 0 | | 56 | | 0 | | 8 | | 0 |
| | | | | 1 | | 0 | | 36 | | 0 | | 126 | | 0 | | 84 | | 0 | | 9 | | 0 |
| | | | 0 | | 10 | | 0 | | 120 | | 0 | | 252 | | 0 | | 120 | | 0 | | 10 | | 0 |
| | | 1 | | 0 | | 55 | | 0 | | 330 | | 0 | | 462 | | 0 | | 165 | | 0 | | 11 | | 0 |
| | 0 | | 12 | | 0 | | 220 | | 0 | | 792 | | 0 | | 792 | | 0 |
|
A162590 as a square array
| 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0
| | 0 | 2 | 0 | 4 | 0 | 6 | 0 | 8 | 0 | 10 | 0 | 12
| | 0 | 3 | 0 | 10 | 0 | 21 | 0 | 36 | 0 | 55 | 0
| | 0 | 4 | 0 | 20 | 0 | 56 | 0 | 120 | 0 | 220
| | 0 | 5 | 0 | 35 | 0 | 126 | 0 | 330 | 0
| | 0 | 6 | 0 | 56 | 0 | 252 | 0 | 792
| | 0 | 7 | 0 | 84 | 0 | 462 | 0
| | 0 | 8 | 0 | 120 | 0 | 792
| | 0 | 9 | 0 | 165 | 0
| | 0 | 10 | 0
| | 0 | 11
| | 0
|
A162590 as an upper right triangle
| 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0
| | 0 | 2 | 0 | 4 | 0 | 6 | 0 | 8 | 0 | 10 | 0 | 12
| | | 0 | 3 | 0 | 10 | 0 | 21 | 0 | 36 | 0 | 55 | 0
| | | | 0 | 4 | 0 | 20 | 0 | 56 | 0 | 120 | 0 | 220
| | | | | 0 | 5 | 0 | 35 | 0 | 126 | 0 | 330 | 0
| | | | | | 0 | 6 | 0 | 56 | 0 | 252 | 0 | 792
| | | | | | | 0 | 7 | 0 | 84 | 0 | 462 | 0
| | | | | | | | 0 | 8 | 0 | 120 | 0 | 792
| | | | | | | | | 0 | 9 | 0 | 165 | 0
| | | | | | | | | | 0 | 10 | 0
| | | | | | | | | | | 0 | 11
| | | | | | | | | | | | 0
| | | | | | | | | | | |
|
|
