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 | 208 |
| 2 | 335344 |
| 3 | 503672968 |
| 4 | 757005488704 |
| 5 | 1137734095903816 |
| 6 | 1709944335224262352 |
| 7 | 2569941155563565968488 |
| 8 | 3862463470575397280285088 |
| 9 | 5805045002479537990606632936 |