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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 927 |
| 4 | 676445 |
| 5 | 1084610107 |
| 6 | 2924847922929 |
| 7 | 11904101304325611 |
| 8 | 68207521363461659373 |
| 9 | 523606405320272947813801 |
| 10 | 5189463083084174721816125584 |
[1,8,927,676445,1084610107,2924847922929, 11904101304325611,68207521363461659373, 523606405320272947813801, 5189463083084174721816125584] |