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 | 7 |
| 3 | 11 |
| 4 | 19 |
| 5 | 29 |
| 6 | 43 |
| 7 | 59 |
| 8 | 79 |
| 9 | 101 |
| 10 | 131 |
| 11 | 163 |
| 12 | 199 |
| 13 | 239 |
| 14 | 283 |
| 15 | 331 |
| 16 | 383 |
| 17 | 443 |
| 18 | 503 |
| 19 | 569 |
| 20 | 641 |
| 21 | 719 |
| 22 | 797 |
| 23 | 877 |
| 24 | 967 |
| 25 | 1061 |
| 26 | 1163 |
| 27 | 1277 |
| 28 | 1373 |
| 29 | 1481 |
| 30 | 1597 |
| 31 | 1721 |
| 32 | 1861 |
| 33 | 1993 |
| 34 | 2129 |
| 35 | 2281 |
| 36 | 2437 |
| 37 | 2591 |
| 38 | 2749 |
| 39 | 2917 |
| 40 | 3089 |
| 41 | 3271 |
| 42 | 3449 |
| 43 | 3643 |
| 44 | 3833 |
| 45 | 4049 |
| 46 | 4229 |
| 47 | 4441 |
| 48 | 4663 |
| 49 | 4889 |