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 | 638 |
| 2 | 95567 |
| 3 | 12904303 |
| 4 | 1630978608 |
| 5 | 195675787426 |
| 6 | 22525604271509 |
| 7 | 2512851095363929 |
| 8 | 273566206900264111 |
| 9 | 29225435372492971841 |
| 10 | 3075465941063432826683 |
| 11 | 319691253286956006425052 |