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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 606 |
| 3 | 175869 |
| 4 | 64697626 |
| 5 | 25604764159 |
| 6 | 10284525151080 |
| 7 | 4096557367365808 |
| 8 | 1603120459023088062 |
| 9 | 614279244262328965406 |
| 10 | 230325185716748014038168 |
| 11 | 84558986910490382000466700 |
| 12 | 30431723356332792599455512216 |
[5,606,175869,64697626,25604764159,10284525151080, 4096557367365808,1603120459023088062, 614279244262328965406,230325185716748014038168, 84558986910490382000466700, 30431723356332792599455512216] |