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 | 10 |
2 | 1200 |
3 | 1596000 |
4 | 23365440000 |
5 | 3763004112000000 |
6 | 6666387564654720000000 |
7 | 129909027758312519942400000000 |
8 | 27847153692160782464830528512000000000 |
9 | 65662131721505488121539650946349537280000000000 |