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) |
|---|---|
| 0 | 2 |
| 1 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 15 |
| 5 | 29 |
| 6 | 55 |
| 7 | 105 |
| 8 | 197 |
| 9 | 367 |
| 10 | 678 |
| 11 | 1261 |
| 12 | 2326 |
| 13 | 4293 |
| 14 | 7902 |
| 15 | 14431 |
| 16 | 26363 |
| 17 | 47899 |