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 | 110 |
| 2 | 311000 |
| 3 | 2301000 |
| 4 | 3003000 |
| 5 | 3120000 |
| 6 | 42100000 |
| 7 | 410300000 |
| 8 | 430100000 |