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 | 3 |
| 2 | 10 |
| 3 | 48 |
| 4 | 243 |
| 5 | 1326 |
| 6 | 7349 |
| 7 | 41030 |
| 8 | 228694 |
| 9 | 1270663 |
| 10 | 7031737 |