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 | 3 |
3 | -5 |
4 | 19 |
5 | -29 |
6 | 171 |
7 | -69 |
8 | 2339 |
9 | 5139 |
10 | 57563 |
11 | 303403 |
12 | 2397011 |
13 | 17237507 |
14 | 139011211 |
15 | 1151110299 |
16 | 10076637827 |
17 | 91903924979 |
18 | 874688607035 |
19 | 8656097294091 |
20 | 88932728790195 |
21 | 946748093175523 |
22 | 10426787247224043 |
23 | 118620906668843131 |
24 | 1392128306377939427 |
25 | 16833088095308098003 |