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 | 2 |
| 3 | 5 |
| 4 | 14 |
| 5 | 41 |
| 6 | 124 |
| 7 | 383 |
| 8 | 1202 |
| 9 | 3819 |
| 10 | 12255 |
| 11 | 39651 |
| 12 | 129190 |
| 13 | 423469 |
| 14 | 1395425 |