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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 47 |
| 3 | 251 |
| 4 | 9431 |
| 5 | 191 |
| 6 | 19457 |
| 7 | 280627 |
| 8 | 2213 |
| 9 | 1006253 |
| 10 | 9129563 |
| 11 | 66945301 |
| 12 | 184171621 |
| 13 | 726512053 |
| 14 | 2732087209 |
| 15 | 10206934519 |
| 16 | 59883612989 |
| 17 | 25650350371 |
[11,47,251,9431,191,19457,280627,2213,1006253, 9129563,66945301,184171621,726512053,2732087209, 10206934519,59883612989,25650350371] |