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 | 1 |
2 | 3674160 |
3 | 43252003274489856000 |
4 | 31180187340244394380451751732775816935095098996162560000000000 |
5 | 55852096265861522186773299669081144244056150466856272776458775940912440274885530047848906752000000000000000000 |