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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 31 |
| 3 | 79 |
| 4 | 331 |
| 5 | 30319 |
| 6 | 304250263529059 |
| 7 | 7858321551080267055884131 |
| 8 | 2566376117594999414479597815340071648406351 |
| 9 | 29819592777931214269172453467810429868925511217482600306406141434190851 |
[11,31,79,331,30319,304250263529059, 7858321551080267055884131, 2566376117594999414479597815340071648406351, 29819592777931214269172453467810429868925511217482\ 600306406141434190851] |