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 | -2 |
3 | -14 |
4 | -184 |
5 | -3532 |
6 | -89256 |
7 | -2800016 |
8 | -104967808 |
9 | -4578528464 |
10 | -227816059360 |
11 | -12735645181536 |
12 | -790296855912576 |
13 | -53905019035510528 |
14 | -4008716449677965312 |
15 | -322807879692969879552 |
16 | -27983800239966141382656 |
17 | -2598368754552749176202496 |
18 | -257284990746988090769530368 |