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 | 120 |
2 | 49500 |
3 | 55480000 |
4 | 75108093750 |
5 | 124667171985024 |
6 | 226899085942554400 |
7 | 453922674315047424000 |
8 | 954267187464733528198125 |
9 | 2112236210012497151219800000 |
10 | 4825706564405954731805322783552 |