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| n | a(n) |
|---|---|
| 1 | 256 |
| 2 | 65536 |
| 3 | 1581428 |
| 4 | 25556548 |
| 5 | 613358776 |
| 6 | 14861981162 |
| 7 | 379055775099 |
| 8 | 9421503162646 |
| 9 | 237111028617224 |
| 10 | 5881683652328127 |
| 11 | 146596745490804535 |
| 12 | 3628217307431586933 |
| 13 | 89988166151883035972 |
| 14 | 2224377075734587644848 |
[256,65536,1581428,25556548,613358776,14861981162, 379055775099,9421503162646,237111028617224, 5881683652328127,146596745490804535, 3628217307431586933,89988166151883035972, 2224377075734587644848] |