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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 11 |
| 2 | 901 |
| 3 | 524137 |
| 4 | 373486525 |
| 5 | 268749463729 |
| 6 | 193492277719861 |
| 7 | 139314094050615817 |
| 8 | 100306131218514392365 |
| 9 | 72220413687258533050849 |
| 10 | 51998697816934668649790821 |
| 11 | 37439062426374732606941352697 |
| 12 | 26956124946902542404909380816605 |
| 13 | 19408409961765641983297475951692369 |
[1,11,901,524137,373486525,268749463729, 193492277719861,139314094050615817, 100306131218514392365,72220413687258533050849, 51998697816934668649790821, 37439062426374732606941352697, 26956124946902542404909380816605, 19408409961765641983297475951692369] |