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 | 86 |
| 2 | 9783 |
| 3 | 921010 |
| 4 | 76453838 |
| 5 | 5767953144 |
| 6 | 405333095737 |
| 7 | 26977674423993 |
| 8 | 1720880680824848 |
| 9 | 106119501516207457 |
| 10 | 6367010698793138060 |