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 | 1 |
3 | 8 |
4 | 648 |
5 | 2025000 |
6 | 530841600000 |
7 | 33309523161907200000 |
8 | 1259861409934788058133299200000 |
9 | 76494996113757662751632456649087438028800000 |
10 | 19375812441937279261781767910157290423127539712000000000000000 |