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| n | a(n) |
|---|---|
| 1 | 6287755 |
| 2 | 40229386532 |
| 3 | 909510089895106 |
| 4 | 18604524788467098072 |
| 5 | 304473777397661322628561 |
[6287755,40229386532,909510089895106, 18604524788467098072,304473777397661322628561] |