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 | 7 |
| 4 | 11 |
| 5 | 13 |
| 6 | 17 |
| 7 | 23 |
| 8 | 29 |
| 9 | 43 |
| 10 | 47 |
| 11 | 83 |
| 12 | 131 |
| 13 | 137 |
| 14 | 359 |
| 15 | 431 |
| 16 | 433 |
| 17 | 449 |
| 18 | 509 |
| 19 | 569 |
| 20 | 571 |
| 21 | 2971 |
| 22 | 4723 |
| 23 | 5387 |
| 24 | 9311 |
| 25 | 9677 |
| 26 | 14431 |
| 27 | 25561 |
| 28 | 30757 |
| 29 | 35999 |
| 30 | 37511 |
| 31 | 50833 |
| 32 | 81839 |
| 33 | 104911 |
| 34 | 130021 |
| 35 | 148091 |
| 36 | 201107 |
| 37 | 397379 |
| 38 | 433781 |
| 39 | 590041 |
| 40 | 593689 |
| 41 | 604711 |
| 42 | 931517 |
| 43 | 1049897 |
| 44 | 1285607 |
| 45 | 1636007 |
| 46 | 1803059 |
| 47 | 1968721 |