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 | 3 |
| 2 | 5 |
| 3 | 11 |
| 4 | 5 |
| 5 | 11 |
| 6 | 11 |
| 7 | 17 |
| 8 | 19 |
| 9 | 23 |
| 10 | 97 |
| 11 | 127 |
| 12 | 1009 |
| 13 | 167 |
| 14 | 269 |
| 15 | 963 |
| 16 | 479 |
| 17 | 3307 |
| 18 | 1453 |
| 19 | 37507 |
| 20 | 2357 |
| 21 | 599 |
| 22 | 17669 |
| 23 | 5527 |
| 24 | 3191 |
| 25 | 3251 |
| 26 | 70249 |
| 27 | 147773 |