Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 3 |
4 | 0 |
5 | -10 |
6 | 90 |
7 | 308 |
8 | -1680 |
9 | 1560 |
10 | 123480 |
11 | -43032 |
12 | -5151960 |
13 | 40323920 |
14 | 538618080 |
15 | -3880887592 |
16 | -32036135040 |
17 | 815589894720 |
18 | 4367132072640 |
19 | -121636569852672 |
20 | -35223107829120 |
21 | 29236492773887360 |
22 | -32794445470765440 |
23 | -6014518868589379072 |
24 | 45105535773064694400 |
[1,0,0,3,0,-10,90,308,-1680,1560,123480,-43032, -5151960,40323920,538618080,-3880887592, -32036135040,815589894720,4367132072640, -121636569852672,-35223107829120, 29236492773887360,-32794445470765440, -6014518868589379072,45105535773064694400] |