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) |
|---|---|
| 3 | 7 |
| 4 | 17 |
| 5 | 84 |
| 6 | 115 |
| 7 | 220 |
| 8 | 468 |
| 9 | 3058 |
| 10 | 5719 |
| 11 | 18290 |
| 12 | 182104 |
| 13 | 144738 |
| 14 | 1984619 |
| 15 | 12051935 |
| 16 | 41133455 |
| 17 | 79156454 |