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 | 14 |
| 3 | 216 |
| 4 | 2442 |
| 5 | 24611 |
| 6 | 223717 |
| 7 | 1894520 |
| 8 | 15169211 |
| 9 | 116213717 |
| 10 | 8588186640 |