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 | 6 |
| 3 | 34 |
| 4 | 82 |
| 5 | 226 |
| 6 | 687 |
| 7 | 3027 |
| 8 | 12387 |
| 9 | 28738 |
| 10 | 258627 |
| 11 | 1109487 |
| 12 | 2218978 |
| 13 | 13313877 |
| 14 | 26627758 |
| 15 | 159766557 |
| 16 | 2929053434 |