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 | 137 |
| 2 | 173 |
| 3 | 317 |
| 4 | 1373 |
| 5 | 1733 |
| 6 | 3137 |
| 7 | 3371 |
| 8 | 7331 |
| 9 | 11173 |
| 10 | 11317 |
| 11 | 11731 |
| 12 | 13171 |
| 13 | 13177 |
| 14 | 13337 |
| 15 | 13711 |
| 16 | 17137 |
| 17 | 17317 |
| 18 | 17333 |
| 19 | 17377 |
| 20 | 17713 |
| 21 | 17737 |
| 22 | 31177 |
| 23 | 31337 |
| 24 | 31771 |
| 25 | 33317 |
| 26 | 33713 |
| 27 | 37117 |
| 28 | 37171 |
| 29 | 37313 |
| 30 | 37717 |
| 31 | 71317 |
| 32 | 71333 |
| 33 | 71713 |
| 34 | 73133 |
| 35 | 73331 |