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 | 8 |
4 | -59 |
5 | 642 |
6 | -9112 |
7 | 158839 |
8 | -3279880 |
9 | 78250188 |
10 | -2117569181 |
11 | 64082989720 |
12 | -2144319848772 |
13 | 78609355884893 |
14 | -3133061858717806 |
15 | 134884905211588892 |
16 | -6238095343894356675 |
17 | 308427209934965151158 |
18 | -16234730389499986865092 |
19 | 906409067599064528054343 |