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 | 257 |
3 | 7625597485244 |
4 | 340282366920938463463374615057365696700 |
5 | 2350988701644575015937473074444491355637331113544515325384424351020297893524511711399825 |