The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 169 |
| 3 | 16227 |
| 4 | 1275129 |
| 5 | 91369811 |
| 6 | 6238756831 |
| 7 | 414680716163 |
| 8 | 27139451744971 |
| 9 | 1760130435695027 |
| 10 | 113542011614104379 |
| 11 | 7301005843380595779 |
| 12 | 468579743984737735163 |
| 13 | 30039462248781247552723 |
[169,16227,1275129,91369811,6238756831, 414680716163,27139451744971,1760130435695027, 113542011614104379,7301005843380595779, 468579743984737735163,30039462248781247552723] |