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 | 191 |
| 2 | 311 |
| 3 | 431 |
| 4 | 647 |
| 5 | 1319 |
| 6 | 1487 |
| 7 | 2351 |
| 8 | 5527 |
| 9 | 9431 |
| 10 | 19087 |
| 11 | 21143 |
| 12 | 24359 |
| 13 | 27239 |
| 14 | 29207 |
| 15 | 32183 |
| 16 | 34367 |
| 17 | 36791 |
| 18 | 38711 |
| 19 | 41759 |
| 20 | 42071 |
| 21 | 43063 |
| 22 | 43319 |
| 23 | 49367 |
| 24 | 58271 |
| 25 | 58391 |
| 26 | 59399 |
| 27 | 62327 |
| 28 | 65183 |
| 29 | 66239 |
| 30 | 77543 |
| 31 | 82759 |
| 32 | 84263 |
| 33 | 87407 |
| 34 | 90271 |
| 35 | 93967 |
| 36 | 94463 |
| 37 | 97127 |
| 38 | 100703 |
| 39 | 101063 |