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 | 37 |
3 | 618970019642690137449562201 |
4 | 266998379490113760299377713271194014325338065294581596243380200977777465722580068752870260867389 |