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 | 0 |
1 | 1 |
2 | -3 |
3 | 16 |
4 | 2814 |
5 | -1092180 |
6 | -3603928080 |
7 | 58978973128440 |
8 | 5974833380453777520 |
9 | -3294186866481455009752320 |
10 | -10279982482873484428390722523200 |
11 | 175129088125361734252730927280177244800 |