This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 27 |
| 3 | 1701 |
| 4 | 6561 |
| 5 | 1760826122505 |
| 6 | 115093142840908791 |
| 7 | 460166680231540515 |
| 8 | 1840049047529878113 |