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 | 229 |
| 2 | 239 |
| 3 | 241 |
| 4 | 257 |
| 5 | 269 |
| 6 | 271 |
| 7 | 277 |
| 8 | 281 |
| 9 | 439 |
| 10 | 443 |
| 11 | 463 |
| 12 | 467 |
| 13 | 479 |
| 14 | 499 |
| 15 | 613 |
| 16 | 641 |
| 17 | 653 |
| 18 | 661 |
| 19 | 673 |
| 20 | 677 |
| 21 | 683 |
| 22 | 691 |
| 23 | 811 |
| 24 | 823 |
| 25 | 839 |
| 26 | 863 |
| 27 | 881 |
| 28 | 10111 |
| 29 | 10151 |
| 30 | 10169 |
| 31 | 10181 |
| 32 | 10243 |
| 33 | 10247 |
| 34 | 10253 |
| 35 | 10267 |
| 36 | 10303 |
| 37 | 10313 |
| 38 | 10331 |
| 39 | 10343 |
| 40 | 10391 |
| 41 | 10429 |
| 42 | 10453 |
| 43 | 10457 |