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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 3 |
| 3 | 31 |
| 4 | 1896 |
| 5 | 4466398 |
| 6 | 51545652359935 |
| 7 | 7892797673015743066290382811 |
| 8 | 79208317703482281896053478218775642522933780224074809198 |
| 9 | 195824124605155340760338534459689354174423866004140103635128465652592661899008938733448659610261796713081609084855 |
[0,1,3,31,1896,4466398,51545652359935, 7892797673015743066290382811, 79208317703482281896053478218775642522933780224074\ 809198, 19582412460515534076033853445968935417442386600414\ 01036351284656525926618990089387334486596102617967\ 13081609084855] |