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) |
|---|---|
| 0 | 729 |
| 1 | 6859 |
| 2 | 24389 |
| 3 | 59319 |
| 4 | 117649 |
| 5 | 205379 |
| 6 | 328509 |
| 7 | 493039 |
| 8 | 704969 |
| 9 | 970299 |
| 10 | 1295029 |
| 11 | 1685159 |
| 12 | 2146689 |
| 13 | 2685619 |
| 14 | 3307949 |
| 15 | 4019679 |
| 16 | 4826809 |
| 17 | 5735339 |
| 18 | 6751269 |
| 19 | 7880599 |
| 20 | 9129329 |
| 21 | 10503459 |
| 22 | 12008989 |