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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 375 |
| 3 | 46875 |
| 4 | 1640625 |
| 5 | 123046875 |
| 6 | 33837890625 |
| 7 | 10997314453125 |
| 8 | 1374664306640625 |
| 9 | 116846466064453125 |
| 10 | 55502071380615234375 |
[5,375,46875,1640625,123046875,33837890625, 10997314453125,1374664306640625, 116846466064453125,55502071380615234375] |