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) |
---|---|
3 | 10 |
4 | 840 |
5 | 257040 |
6 | 137214000 |
7 | 118248530400 |
8 | 154686980448000 |
9 | 292276881344448000 |
10 | 766864651478365440000 |
11 | 2706292794907249067520000 |
12 | 12512021073989410699165440000 |
13 | 74128448237031250090060032000000 |
14 | 552320243355746711191770103680000000 |
15 | 5092467146398443040845772685937408000000 |