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 | 11 |
| 2 | 37 |
| 3 | 1657 |
| 4 | 1847 |
| 5 | 74687 |
| 6 | 322193 |
| 7 | 5051341 |
| 8 | 11938853 |
| 9 | 245333213 |
| 10 | 397597169 |
| 11 | 130272314657 |
| 12 | 1273135176871 |