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| n | a(n) |
|---|---|
| 0 | 262144 |
| 1 | 20661046784 |
| 2 | 2641807540224 |
| 3 | 60716992766464 |
| 4 | 618121839509504 |
| 5 | 3904305912313344 |
| 6 | 18014398509481984 |
| 7 | 66540410775079424 |
| 8 | 208215748530929664 |
| 9 | 572994802228616704 |
| 10 | 1423311812421484544 |
| 11 | 3251948521156637184 |
[262144,20661046784,2641807540224,60716992766464, 618121839509504,3904305912313344, 18014398509481984,66540410775079424, 208215748530929664,572994802228616704, 1423311812421484544,3251948521156637184] |