Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | -1 |
3 | 7 |
4 | -14 |
5 | 693 |
6 | -30030 |
7 | 4150146 |
8 | -21441420 |
9 | 3508377873 |
10 | -425496301230 |
11 | 163608770318994 |
12 | -381271515244620 |
13 | 263655717130655850 |
14 | -20916990073196036820 |
15 | 28579221265797444862620 |
16 | -20735968190374168899967800 |
17 | 535753174085515196009964765 |
18 | -2008476391973175078407803350 |
[0,0,-1,7,-14,693,-30030,4150146,-21441420, 3508377873,-425496301230,163608770318994, -381271515244620,263655717130655850, -20916990073196036820,28579221265797444862620, -20735968190374168899967800, 535753174085515196009964765, -2008476391973175078407803350] |