Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2 |
3 | 3 |
4 | -8 |
5 | -55 |
6 | 276 |
7 | 4417 |
8 | -13488 |
9 | -639567 |
10 | -248300 |
11 | 141842921 |
12 | 797525400 |
13 | -43103642855 |
14 | -584650622724 |
15 | 16366430341185 |
16 | 436555007091616 |
17 | -6909610676492959 |
18 | -368240758971238620 |
19 | 2371795171252419385 |
20 | 354876368637537736680 |
21 | 1050192150132691993161 |
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