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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 8 |
| 3 | 2919 |
| 4 | 418178 |
| 5 | 48031921 |
| 6 | 4907541118 |
| 7 | 469203486998 |
| 8 | 42928015621172 |
| 9 | 3806828257481312 |
| 10 | 329774740386192866 |
| 11 | 28049508537324967898 |
| 12 | 2350870780417385140186 |
| 13 | 194645816227581507757308 |
[0,8,2919,418178,48031921,4907541118,469203486998, 42928015621172,3806828257481312, 329774740386192866,28049508537324967898, 2350870780417385140186,194645816227581507757308] |