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| n | a(n) |
|---|---|
| 1 | 256 |
| 2 | 65536 |
| 3 | 3863372 |
| 4 | 88682677 |
| 5 | 1271992512 |
| 6 | 13394424591 |
| 7 | 112751480926 |
| 8 | 798519332969 |
| 9 | 4918189868664 |
| 10 | 26945689043408 |
| 11 | 133456233695247 |
| 12 | 604775893442790 |
| 13 | 2531399109074463 |
| 14 | 9862376758221364 |
| 15 | 35997221510544568 |
[256,65536,3863372,88682677,1271992512, 13394424591,112751480926,798519332969, 4918189868664,26945689043408,133456233695247, 604775893442790,2531399109074463,9862376758221364, 35997221510544568] |