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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 333 |
| 3 | 3421 |
| 4 | 36480 |
| 5 | 493599 |
| 6 | 6605359 |
| 7 | 83789779 |
| 8 | 1087380450 |
| 9 | 14339113742 |
| 10 | 187117270428 |
| 11 | 2435717884656 |
| 12 | 31850097971470 |
| 13 | 416308632912944 |
| 14 | 5434155880969308 |
| 15 | 70971271902000357 |
| 16 | 927170796506608147 |
[5,333,3421,36480,493599,6605359,83789779, 1087380450,14339113742,187117270428,2435717884656, 31850097971470,416308632912944,5434155880969308, 70971271902000357,927170796506608147] |