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 | 2 |
2 | 350 |
3 | 347633000 |
4 | 101143578356902991250 |
5 | 422044560230008480282938965899488406272 |
6 | 1208807563912714402070105775158111317516306396248661153276031151000 |