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 | 67 |
| 3 | 3 |
| 4 | 349 |
| 5 | 79 |
| 6 | 439 |
| 7 | 21559 |
| 8 | 14713 |
| 9 | 13 |
| 10 | 8123233 |
| 11 | 223 |
| 12 | 3468214093 |
| 13 | 1701300344203 |
| 14 | 11613197109589 |
| 15 | 19 |