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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1386 |
| 2 | 6374082 |
| 3 | 33660501840 |
| 4 | 188276393811330 |
| 5 | 1087036407409838886 |
| 6 | 6403774152656100209808 |
| 7 | 38253942248288803868931624 |
| 8 | 230861076790453965336241603458 |
| 9 | 1404158783195280855598258861670940 |
| 10 | 8593283348445510533260633624776561582 |
| 11 | 52853021730805678055150543201466838900800 |
[1,1386,6374082,33660501840,188276393811330, 1087036407409838886,6403774152656100209808, 38253942248288803868931624, 230861076790453965336241603458, 1404158783195280855598258861670940, 8593283348445510533260633624776561582, 52853021730805678055150543201466838900800] |