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 | 355687428096000 |
2 | 2252447502438386084347676160000000 |
3 | 91637618063484032681381970173925718228992000000000000 |
4 | 8528384964488882787308232082310780143738202829970606470279000000000000000 |