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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 512 |
| 3 | 10082 |
| 4 | 186237 |
| 5 | 3536750 |
| 6 | 66949063 |
| 7 | 1269418258 |
| 8 | 24080732454 |
| 9 | 456869647792 |
| 10 | 8669106351850 |
| 11 | 164501969899649 |
| 12 | 3121616742992729 |
| 13 | 59236894351198887 |
| 14 | 1124106233985029726 |
| 15 | 21331602801233941787 |
[16,512,10082,186237,3536750,66949063,1269418258, 24080732454,456869647792,8669106351850, 164501969899649,3121616742992729, 59236894351198887,1124106233985029726, 21331602801233941787] |