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) |
|---|---|
| 2 | 7 |
| 3 | 11 |
| 4 | 29 |
| 5 | 23 |
| 6 | 53 |
| 7 | 103 |
| 8 | 191 |
| 9 | 599 |
| 10 | 4931 |
| 11 | 5953 |
| 12 | 32783 |
| 13 | 101107 |
| 14 | 178021 |
| 15 | 549149 |