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 | 10283 |
| 2 | 14599041 |
| 3 | 18836416881 |
| 4 | 22525604271509 |
| 5 | 25239894694049776 |