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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 8 |
| 3 | 195 |
| 4 | 3763 |
| 5 | 47174 |
| 6 | 558842 |
| 7 | 6541723 |
| 8 | 79273100 |
| 9 | 882188472 |
| 10 | 9770202402 |
| 11 | 106927984586 |
| 12 | 1198303968170 |
[0,8,195,3763,47174,558842,6541723,79273100, 882188472,9770202402,106927984586,1198303968170] |