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 | 17 |
| 3 | 113 |
| 4 | 257 |
| 5 | 499 |
| 6 | 1297 |
| 7 | 4339 |
| 8 | 4421 |
| 9 | 10177 |
| 10 | 10243 |
| 11 | 16823 |
| 12 | 20903 |
| 13 | 65537 |
| 14 | 91297 |
| 15 | 114641 |
| 16 | 160001 |
| 17 | 160243 |
| 18 | 176807 |
| 19 | 181787 |
| 20 | 234499 |
| 21 | 251063 |
| 22 | 251233 |
| 23 | 266027 |
| 24 | 331777 |
| 25 | 348583 |
| 26 | 371549 |
| 27 | 409709 |
| 28 | 528673 |
| 29 | 614657 |
| 30 | 759631 |
| 31 | 763471 |
| 32 | 807281 |
| 33 | 824911 |
| 34 | 826807 |