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 | 2 |
| 2 | 3 |
| 3 | 12 |
| 4 | 15 |
| 5 | 16 |
| 6 | 25 |
| 7 | 30 |
| 8 | 38 |
| 9 | 59 |
| 10 | 82 |
| 11 | 114 |
| 12 | 168 |
| 13 | 172 |
| 14 | 175 |
| 15 | 213 |
| 16 | 229 |
| 17 | 251 |
| 18 | 302 |
| 19 | 311 |
| 20 | 554 |
| 21 | 2538 |
| 22 | 3050 |
| 23 | 3363 |
| 24 | 12316 |