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 | 27 |
| 1 | 343 |
| 2 | 1331 |
| 3 | 3375 |
| 4 | 6859 |
| 5 | 12167 |
| 6 | 19683 |
| 7 | 29791 |
| 8 | 42875 |
| 9 | 59319 |
| 10 | 79507 |
| 11 | 103823 |
| 12 | 132651 |
| 13 | 166375 |
| 14 | 205379 |
| 15 | 250047 |
| 16 | 300763 |
| 17 | 357911 |
| 18 | 421875 |
| 19 | 493039 |
| 20 | 571787 |
| 21 | 658503 |
| 22 | 753571 |
| 23 | 857375 |
| 24 | 970299 |
| 25 | 1092727 |
| 26 | 1225043 |