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 | 1 |
3 | 1 |
4 | -3 |
5 | -19 |
6 | 79 |
7 | 275 |
8 | -2339 |
9 | -11813 |
10 | 14217 |
11 | 95265 |
12 | -4634445 |
13 | -193814931 |
14 | 131301607 |
15 | 1315505395 |
16 | -3890947599 |
17 | -136146236611 |
18 | 46949081169401 |
19 | 124889801445461 |
20 | -10635113572583999 |
21 | -158812278992229461 |
22 | 56918172351554857 |
23 | 8484151253958927197 |