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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 41 |
| 3 | 17 |
| 4 | 21523361 |
| 5 | 926510094425921 |
| 6 | 1716841910146256242328924544641 |
| 7 | 257 |
| 8 | 12289 |
| 9 | 134382593 |
| 10 | 59393 |
| 11 | 790529 |
[5,41,17,21523361,926510094425921, 1716841910146256242328924544641,257,12289, 134382593,59393,790529] |