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 | 5738 |
| 2 | 20393 |
| 3 | 20397 |
| 4 | 20532 |
| 5 | 28566 |
| 6 | 305037 |
| 7 | 511920 |
| 8 | 151810713 |
| 9 | 27746745416 |
| 10 | 60097588222 |