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 | 987 |
| 2 | 12087 |
| 3 | 69142 |
| 4 | 312019 |
| 5 | 1284780 |
| 6 | 5094040 |
| 7 | 19896840 |
| 8 | 77321250 |