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 | 11 |
| 4 | 13 |
| 5 | 41 |
| 6 | 89 |
| 7 | 317 |
| 8 | 337 |
| 9 | 991 |
| 10 | 1873 |
| 11 | 2053 |
| 12 | 2377 |
| 13 | 4093 |
| 14 | 4297 |
| 15 | 4583 |
| 16 | 6569 |
| 17 | 13033 |
| 18 | 15877 |
| 19 | 843301 |
| 20 | 1098133 |
| 21 | 3267113 |
| 22 | 4778027 |
| 23 | 6354977 |
| 24 | 6533299 |