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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 2 |
| 3 | 846 |
| 4 | 120213 |
| 5 | 10274578 |
| 6 | 664545445 |
| 7 | 35754455353 |
| 8 | 1670170058120 |
| 9 | 69308975221311 |
| 10 | 2593006992632304 |
| 11 | 88403496753787431 |
| 12 | 2769975679152779611 |
| 13 | 80328533028556177478 |
| 14 | 2168854415620301487498 |
| 15 | 54799484013892849788339 |
| 16 | 1301484769626282937741600 |
[0,2,846,120213,10274578,664545445,35754455353, 1670170058120,69308975221311,2593006992632304, 88403496753787431,2769975679152779611, 80328533028556177478,2168854415620301487498, 54799484013892849788339,1301484769626282937741600] |