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 | 5 |
3 | 25 |
4 | 153 |
5 | -799 |
6 | -82787 |
7 | -2990343 |
8 | -98020367 |
9 | -2473062911 |
10 | -22379003019 |
11 | 3535310560409 |
12 | 426542722323721 |
13 | 33942691393940577 |
14 | 2320589389274335117 |
15 | 131491185267395291641 |
16 | 4583444982950062321377 |
17 | -254657491559719266483967 |
18 | -86887910247671284788294683 |