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 | 0 |
1 | 1 |
2 | -6 |
3 | 15 |
4 | 36 |
5 | -335 |
6 | -1098 |
7 | 16955 |
8 | 73032 |
9 | -1503963 |
10 | -8075430 |
11 | 204957775 |
12 | 1319806188 |
13 | -39666688711 |
14 | -297958666242 |
15 | 10337889346275 |
16 | 88743928066704 |
17 | -3489994294713779 |
18 | -33703905982634334 |
19 | 1481439997178305655 |
20 | 15896303102840841780 |
21 | -772269573963075710367 |