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 | 2 |
| 2 | 3 |
| 3 | 7 |
| 4 | 11 |
| 5 | 29 |
| 6 | 53 |
| 7 | 103 |
| 8 | 191 |
| 9 | 311 |
| 10 | 331 |
| 11 | 709 |
| 12 | 1021 |
| 13 | 1091 |
| 14 | 1597 |
| 15 | 3181 |
| 16 | 3547 |
| 17 | 5449 |
| 18 | 8243 |
| 19 | 10831 |
| 20 | 11621 |
| 21 | 13711 |
| 22 | 16673 |
| 23 | 17579 |
| 24 | 18899 |
| 25 | 32191 |
| 26 | 37217 |
| 27 | 62207 |
| 28 | 71023 |
| 29 | 74441 |
| 30 | 87869 |
| 31 | 94439 |
| 32 | 94789 |
| 33 | 96353 |
| 34 | 114013 |
| 35 | 115499 |
| 36 | 171167 |
| 37 | 229981 |
| 38 | 437389 |
| 39 | 457981 |