Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | -7 |
4 | 73 |
5 | -421 |
6 | 2641 |
7 | -32131 |
8 | 403537 |
9 | -4527433 |
10 | 57723841 |
11 | -902025631 |
12 | 15198774361 |
13 | -258241785517 |
14 | 4617616213393 |
15 | -92675891536411 |
16 | 2008139896617121 |
17 | -44077045165245841 |
18 | 1009237851013130497 |
19 | -25134834585692446903 |
20 | 658430145120963410281 |
[1,-1,1,-7,73,-421,2641,-32131,403537,-4527433, 57723841,-902025631,15198774361,-258241785517, 4617616213393,-92675891536411,2008139896617121, -44077045165245841,1009237851013130497, -25134834585692446903,658430145120963410281] |