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 | 72 |
| 3 | 184 |
| 4 | 254 |
| 5 | 539 |
| 6 | 1743 |
| 7 | 2874 |
| 8 | 5589 |
| 9 | 21316 |
| 10 | 37581 |
| 11 | 49829 |
| 12 | 61047 |