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 | 4 |
1 | 64 |
2 | 48400 |
3 | 37822470400 |
4 | 6935904849126400 |
5 | 11883371958374400 |
6 | 62796991981158400 |
7 | 87762493613171048488960000 |
8 | 874812594495483490385610887270400000000000000 |