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) |
|---|---|
| 0 | 1 |
| 1 | 82 |
| 2 | 6643 |
| 3 | 538084 |
| 4 | 43584805 |
| 5 | 3530369206 |
| 6 | 285959905687 |
| 7 | 23162752360648 |
| 8 | 1876182941212489 |
| 9 | 151970818238211610 |
| 10 | 12309636277295140411 |
| 11 | 997080538460906373292 |
| 12 | 80763523615333416236653 |
| 13 | 6541845412842006715168894 |
| 14 | 529889478440202543928680415 |