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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 512 |
| 2 | 2247613027 |
| 3 | 721886012928 |
| 4 | 35730104198198 |
| 5 | 699102769400320 |
| 6 | 7778198710037097 |
| 7 | 59067959750815232 |
| 8 | 340263076646454508 |
| 9 | 1589596507531473408 |
| 10 | 6299974404043220015 |
| 11 | 21868102945021138432 |
[0,512,2247613027,721886012928,35730104198198, 699102769400320,7778198710037097, 59067959750815232,340263076646454508, 1589596507531473408,6299974404043220015, 21868102945021138432] |