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 | 6 |
2 | 210 |
3 | 13860 |
4 | 1351350 |
5 | 174594420 |
6 | 28109701620 |
7 | 5421156741000 |
8 | 1218404977539750 |
9 | 312723944235202500 |
10 | 90252130306279441500 |
11 | 28929910132721937339000 |
12 | 10197793321784482911997500 |
13 | 3920659309406065045704885000 |
14 | 1632674555274097086889962825000 |
15 | 732091270584905133761459330730000 |