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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 49 |
| 4 | 2863 |
| 5 | 14564221 |
| 6 | 72835422814147 |
| 7 | 49145621352814145672872849 |
| 8 | 286372835421472135145672872835424914564914562863 |
| 9 | 1456422149145621352814728491472135728354249145649145621352814286372835422863728354214564221 |
[1,7,49,2863,14564221,72835422814147, 49145621352814145672872849, 286372835421472135145672872835424914564914562863, 14564221491456213528147284914721357283542491456491\ 45621352814286372835422863728354214564221] |