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 | 34 |
| 3 | 1310 |
| 4 | 203434 |
| 5 | 16467034 |
| 6 | 1990586014 |
| 7 | 41704979954 |
| 8 | 102099792179230 |
| 9 | 22192526378762466 |