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| n | a(n) |
|---|---|
| 1 | 4712469842177 |
| 2 | 14192598568359611 |
| 3 | 389035682624908873 |
| 4 | 11713091929744317938 |
| 5 | 110566060844648951845 |
[4712469842177,14192598568359611, 389035682624908873,11713091929744317938, 110566060844648951845] |