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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 33 |
| 3 | 363 |
| 4 | 16335 |
| 5 | 310365 |
| 6 | 30726135 |
| 7 | 25349061375 |
| 8 | 7934256210375 |
| 9 | 2832529467103875 |
| 10 | 1022543137624498875 |
| 11 | 1322148276948477045375 |
| 12 | 2804276495407719813240375 |
| 13 | 8937229190864403044797075125 |
[3,33,363,16335,310365,30726135,25349061375, 7934256210375,2832529467103875, 1022543137624498875,1322148276948477045375, 2804276495407719813240375, 8937229190864403044797075125] |