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 | 112 |
| 2 | 6592 |
| 3 | 124672 |
| 4 | 33452032 |
| 5 | 82364907508 |
| 6 | 36893488040044920832 |
| 7 | 9444732964021303508992 |