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 | 3 |
| 3 | 205 |
| 4 | 301 |
| 5 | 455 |
| 6 | 1015 |
| 7 | 1085 |
| 8 | 2485 |
| 9 | 4823 |
| 10 | 5467 |
| 11 | 16891 |
| 12 | 47905 |