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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 25 |
| 3 | 125 |
| 4 | 8125 |
| 5 | 78125 |
| 6 | 578125 |
| 7 | 2578125 |
| 8 | 42578125 |
| 9 | 642578125 |
| 10 | 3642578125 |
| 11 | 83642578125 |
| 12 | 983642578125 |
| 13 | 1983642578125 |
| 14 | 51983642578125 |
| 15 | 251983642578125 |
| 16 | 1251983642578125 |
| 17 | 51251983642578125 |
[5,25,125,8125,78125,578125,2578125,42578125, 642578125,3642578125,83642578125,983642578125, 1983642578125,51983642578125,251983642578125, 1251983642578125,51251983642578125] |