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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 11 |
| 3 | 709 |
| 4 | 167449 |
| 5 | 88362852307 |
| 6 | 156740126985437 |
| 7 | 1172447586903041169661 |
[3,11,709,167449,88362852307,156740126985437, 1172447586903041169661] |