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 | 1 |
3 | -7 |
4 | -74 |
5 | 14 |
6 | 10736 |
7 | 124032 |
8 | -1695672 |
9 | -81281688 |
10 | -528840024 |
11 | 47385631512 |
12 | 1540148366736 |
13 | -12438137705904 |
14 | -2292918626509536 |
15 | -48210827445848832 |
16 | 2456594159904115200 |
17 | 177787615056364279296 |
18 | 782103240212585461632 |