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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 8 |
| 3 | 64 |
| 4 | 1024 |
| 5 | 28217 |
| 6 | 1146419 |
| 7 | 62951431 |
| 8 | 4451407563 |
| 9 | 392447922178 |
| 10 | 42102440864054 |
| 11 | 5391561047209898 |
| 12 | 811314950514676762 |
| 13 | 141599096294933832181 |
| 14 | 28348376853054890615951 |
| 15 | 6448749608634353498219753 |
| 16 | 1653216120840296892595307251 |
| 17 | 474197636984335589673286631814 |
[1,2,8,64,1024,28217,1146419,62951431,4451407563, 392447922178,42102440864054,5391561047209898, 811314950514676762,141599096294933832181, 28348376853054890615951,6448749608634353498219753, 1653216120840296892595307251, 474197636984335589673286631814] |