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 | 4 |
| 3 | 5 |
| 4 | 10 |
| 5 | 11 |
| 6 | 13 |
| 7 | 41 |
| 8 | 55 |
| 9 | 66 |
| 10 | 94 |
| 11 | 104 |
| 12 | 325 |
| 13 | 363 |
| 14 | 424 |
| 15 | 672 |
| 16 | 734 |
| 17 | 818 |
| 18 | 1044 |
| 19 | 1389 |
| 20 | 1595 |
| 21 | 1728 |
| 22 | 2870 |
| 23 | 3149 |
| 24 | 3922 |
| 25 | 5352 |
| 26 | 9431 |
| 27 | 11586 |
| 28 | 13991 |
| 29 | 17507 |