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 | 3 |
| 2 | 11 |
| 3 | 17 |
| 4 | 43 |
| 5 | 67 |
| 6 | 113 |
| 7 | 131 |
| 8 | 193 |
| 9 | 241 |
| 10 | 353 |
| 11 | 523 |
| 12 | 641 |
| 13 | 683 |
| 14 | 1291 |
| 15 | 1601 |
| 16 | 1667 |
| 17 | 1873 |
| 18 | 2017 |
| 19 | 2243 |
| 20 | 2731 |
| 21 | 3083 |
| 22 | 3361 |
| 23 | 3851 |
| 24 | 4483 |
| 25 | 4817 |
| 26 | 4931 |
| 27 | 5281 |
| 28 | 5521 |
| 29 | 7211 |
| 30 | 8363 |
| 31 | 8513 |
| 32 | 8971 |
| 33 | 9283 |
| 34 | 9923 |
| 35 | 10753 |
| 36 | 11971 |
| 37 | 13633 |
| 38 | 16433 |
| 39 | 17713 |
| 40 | 18371 |
| 41 | 18593 |
| 42 | 19267 |
| 43 | 21841 |
| 44 | 22571 |