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 | 5 |
| 3 | 7 |
| 4 | 7 |
| 5 | 13 |
| 6 | 17 |
| 7 | 19 |
| 8 | 29 |
| 9 | 53 |
| 10 | 157 |
| 11 | 79 |
| 12 | 101 |
| 13 | 613 |
| 14 | 641 |
| 15 | 2633 |
| 16 | 2161 |
| 17 | 1697 |
| 18 | 2293 |
| 19 | 12251 |
| 20 | 4283 |
| 21 | 7573 |
| 22 | 7243 |
| 23 | 9433 |
| 24 | 22381 |
| 25 | 29411 |
| 26 | 16333 |