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 | 1 |
| 2 | 8 |
| 3 | 60 |
| 4 | 582 |
| 5 | 6171 |
| 6 | 62235 |
| 7 | 623635 |
| 8 | 6246996 |
| 9 | 62482731 |
| 10 | 625014007 |
| 11 | 6249925117 |
| 12 | 62499807368 |