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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 5536 |
| 3 | 180397 |
| 4 | 7121067 |
| 5 | 284885784 |
| 6 | 11408562672 |
| 7 | 456303004550 |
| 8 | 18253046515989 |
| 9 | 730219136878799 |
| 10 | 29212758892049864 |
| 11 | 1168662232086807413 |
| 12 | 46752555205748619684 |
| 13 | 1870345397930689285305 |
| 14 | 74823548553594183996315 |
[64,5536,180397,7121067,284885784,11408562672, 456303004550,18253046515989,730219136878799, 29212758892049864,1168662232086807413, 46752555205748619684,1870345397930689285305, 74823548553594183996315] |