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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 25 |
| 3 | 425 |
| 4 | 16425 |
| 5 | 13616425 |
| 6 | 193613616425 |
| 7 | 181936193613616425 |
| 8 | 164181936181936193613616425 |
| 9 | 13616164181936164181936181936193613616425 |
| 10 | 19361361361616418193613616164181936164181936181936193613616425 |
[5,25,425,16425,13616425,193613616425, 181936193613616425,164181936181936193613616425, 13616164181936164181936181936193613616425, 19361361361616418193613616164181936164181936181936\ 193613616425] |