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 | 23 |
| 2 | 79 |
| 3 | 3137 |
| 4 | 3739 |
| 5 | 4751 |
| 6 | 6163 |
| 7 | 8387 |
| 8 | 8389 |
| 9 | 109111 |
| 10 | 113117 |
| 11 | 113123 |
| 12 | 151153 |
| 13 | 151157 |
| 14 | 157163 |
| 15 | 167173 |
| 16 | 173177 |
| 17 | 181183 |
| 18 | 199207 |
| 19 | 199211 |
| 20 | 211213 |
| 21 | 211217 |
| 22 | 211219 |
| 23 | 233239 |
| 24 | 241249 |
| 25 | 251257 |
| 26 | 257263 |
| 27 | 263267 |
| 28 | 263269 |
| 29 | 271273 |
| 30 | 271277 |
| 31 | 277279 |
| 32 | 283289 |
| 33 | 317321 |
| 34 | 317323 |
| 35 | 317327 |