The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 2187 |
| 2 | 16887 |
| 3 | 5167013 |
| 4 | 114689693 |
| 5 | 15524812691 |
| 6 | 590246442003 |
| 7 | 54444733905291 |
| 8 | 2737406862058121 |
[2187,16887,5167013,114689693,15524812691, 590246442003,54444733905291,2737406862058121] |