A197654 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 5 | | 1 |
| | | | | | | 31 | | 62 | | 1 |
| | | | | | 121 | | 1215 | | 363 | | 1 |
| | | | | 341 | | 13504 | | 20256 | | 1364 | | 1 |
| | | | 781 | | 96875 | | 500000 | | 193750 | | 3905 | | 1 |
| | | 1555 | | 501066 | | 7321875 | | 9762500 | | 1252665 | | 9330 | | 1 |
| | 2801 | | 2033647 | | 72656661 | | 262609375 | | 121094435 | | 6100941 | | 19607 | | 1 |
|
A197654 as a square array
| 1 | 5 | 31 | 121 | 341 | 781 | 1555 | 2801
| | 1 | 62 | 1215 | 13504 | 96875 | 501066 | 2033647
| | 1 | 363 | 20256 | 500000 | 7321875 | 72656661
| | 1 | 1364 | 193750 | 9762500 | 262609375
| | 1 | 3905 | 1252665 | 121094435
| | 1 | 9330 | 6100941
| | 1 | 19607
| | 1
|
A197654 as an upper right triangle
| 1 | 5 | 31 | 121 | 341 | 781 | 1555 | 2801
| | 1 | 62 | 1215 | 13504 | 96875 | 501066 | 2033647
| | | 1 | 363 | 20256 | 500000 | 7321875 | 72656661
| | | | 1 | 1364 | 193750 | 9762500 | 262609375
| | | | | 1 | 3905 | 1252665 | 121094435
| | | | | | 1 | 9330 | 6100941
| | | | | | | 1 | 19607
| | | | | | | | 1
|
|
