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 | 2 |
| 2 | 32 |
| 3 | 282 |
| 4 | 5092 |
| 5 | 75302 |
| 6 | 1375912 |
| 7 | 24620522 |
| 8 | 472929952 |
| 9 | 9181463302 |
| 10 | 183977062692 |
| 11 | 3737085533882 |