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| n | a(n) |
|---|---|
| 3 | 5 |
| 4 | 217 |
| 5 | 3192 |
| 6 | 27041 |
| 7 | 149217 |
| 8 | 650566 |
| 9 | 2317137 |
| 10 | 7124316 |
| 11 | 19459757 |
| 12 | 48617666 |
| 13 | 111797647 |
| 14 | 241575473 |
[5,217,3192,27041,149217,650566,2317137,7124316, 19459757,48617666,111797647,241575473] |