The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 81 |
| 2 | 9261 |
| 3 | 1059723 |
| 4 | 121264857 |
| 5 | 13876429707 |
| 6 | 1587890407761 |
| 7 | 181703507374179 |
| 8 | 20792470582897209 |
| 9 | 2379298227030964827 |
| 10 | 272264906211251105313 |
| 11 | 31155480347969275662483 |
| 12 | 3565145318286297427548489 |
[81,9261,1059723,121264857,13876429707, 1587890407761,181703507374179,20792470582897209, 2379298227030964827,272264906211251105313, 31155480347969275662483,3565145318286297427548489] |