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) |
---|---|
0 | 1 |
1 | 1 |
2 | 75 |
3 | 3016718788056802445 |
4 | 940214577272785072764883853635996915471902343186386048409875362373502134253520788722829230121857323681047351543536731036815 |