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 | -1 |
2 | -6 |
3 | 40 |
4 | 704 |
5 | -21504 |
6 | -1409024 |
7 | 178257920 |
8 | 45902462976 |
9 | -23433341566976 |
10 | -24030926136672256 |
11 | 49179307930885816320 |
12 | 201512232261203141853184 |
13 | -1650485975228872480767606784 |
14 | -27044038098228417485446267797504 |