A127773 as a triangular array
| | | | | | | | | | 1 |
| | | | | | | | | | 0 | | 3 |
| | | | | | | | | 0 | | 0 | | 6 |
| | | | | | | | 0 | | 0 | | 0 | | 10 |
| | | | | | | 0 | | 0 | | 0 | | 0 | | 15 |
| | | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 21 |
| | | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 28 |
| | | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 36 |
| | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 45 |
| | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 0 | | 55 |
|
A127773 as a square array
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| 10 | 0 | 0 | 0 | 0 | 0 | 0
| 15 | 0 | 0 | 0 | 0 | 0
| 21 | 0 | 0 | 0 | 0
| 28 | 0 | 0 | 0
| 36 | 0 | 0
| 45 | 0
| 55
|
A127773 as an upper right triangle
1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0
| | | | 10 | 0 | 0 | 0 | 0 | 0 | 0
| | | | | 15 | 0 | 0 | 0 | 0 | 0
| | | | | | 21 | 0 | 0 | 0 | 0
| | | | | | | 28 | 0 | 0 | 0
| | | | | | | | 36 | 0 | 0
| | | | | | | | | 45 | 0
| | | | | | | | | | 55
|
|