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 | 7 |
| 2 | 11 |
| 3 | 23 |
| 4 | 43 |
| 5 | 71 |
| 6 | 107 |
| 7 | 151 |
| 8 | 263 |
| 9 | 331 |
| 10 | 491 |
| 11 | 683 |
| 12 | 907 |
| 13 | 1031 |
| 14 | 1163 |
| 15 | 1303 |
| 16 | 1451 |
| 17 | 1607 |
| 18 | 2311 |
| 19 | 2711 |
| 20 | 3371 |
| 21 | 3607 |
| 22 | 3851 |
| 23 | 4363 |
| 24 | 5483 |
| 25 | 5783 |
| 26 | 6091 |
| 27 | 10007 |
| 28 | 11243 |
| 29 | 12107 |
| 30 | 13003 |
| 31 | 13463 |
| 32 | 13931 |
| 33 | 14407 |
| 34 | 14891 |
| 35 | 15383 |
| 36 | 17431 |
| 37 | 18503 |
| 38 | 19051 |
| 39 | 20743 |
| 40 | 21323 |
| 41 | 21911 |