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 | 11 |
2 | 1230 |
3 | 47093135946 |
4 | 228100045393047605442978104423211474 |
5 | 2990042609257920377328911885660520291593377363477428617527885840940251334510092369981274334727707712945234812750 |