A306557 as a triangular array
| | | | | | | | 1 |
| | | | | | | | 1 | | 9 |
| | | | | | | 1 | | 54 | | 225 |
| | | | | | 1 | | 243 | | 4131 | | 11025 |
| | | | | 1 | | 1008 | | 50166 | | 457200 | | 893025 |
| | | | 1 | | 4077 | | 520218 | | 11708154 | | 70301925 | | 108056025 |
| | | 1 | | 16362 | | 5020623 | | 243313164 | | 3274844175 | | 14427513450 | | 18261468225 |
| | 1 | | 65511 | | 46789461 | | 4535570691 | | 119537963811 | | 1107456067125 | | 3821273720775 | | 4108830350625 |
|
A306557 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 9 | 54 | 243 | 1008 | 4077 | 16362 | 65511
| | 225 | 4131 | 50166 | 520218 | 5020623 | 46789461
| | 11025 | 457200 | 11708154 | 243313164 | 4535570691
| | 893025 | 70301925 | 3274844175 | 119537963811
| | 108056025 | 14427513450 | 1107456067125
| | 18261468225 | 3821273720775
| | 4108830350625
|
A306557 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 9 | 54 | 243 | 1008 | 4077 | 16362 | 65511
| | | 225 | 4131 | 50166 | 520218 | 5020623 | 46789461
| | | | 11025 | 457200 | 11708154 | 243313164 | 4535570691
| | | | | 893025 | 70301925 | 3274844175 | 119537963811
| | | | | | 108056025 | 14427513450 | 1107456067125
| | | | | | | 18261468225 | 3821273720775
| | | | | | | | 4108830350625
|
|
