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) |
|---|---|
| 3 | 9 |
| 4 | 96 |
| 5 | 835 |
| 6 | 7020 |
| 7 | 58857 |
| 8 | 497360 |
| 9 | 4251804 |
| 10 | 36765592 |
| 11 | 321262541 |
| 12 | 2833702404 |
| 13 | 25204186455 |
| 14 | 225846648440 |