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 | 12 |
| 4 | 20 |
| 5 | 38 |
| 6 | 45 |
| 7 | 46 |
| 8 | 105 |
| 9 | 117 |
| 10 | 143 |
| 11 | 214 |
| 12 | 1835 |
| 13 | 2931 |
| 14 | 7703 |
| 15 | 11542 |
| 16 | 19225 |