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] |