Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | -3 |
4 | -4 |
5 | 15 |
6 | 48 |
7 | -105 |
8 | -624 |
9 | 945 |
10 | 9600 |
11 | -10395 |
12 | -175680 |
13 | 135135 |
14 | 3790080 |
15 | -2027025 |
16 | -95235840 |
17 | 34459425 |
18 | 2752081920 |
19 | -654729075 |
20 | -90328089600 |
21 | 13749310575 |
22 | 3328103116800 |
23 | -316234143225 |
24 | -136191650918400 |
25 | 7905853580625 |
26 | 6131573025177600 |
27 | -213458046676875 |
28 | -301213549769932800 |
[1,1,0,-3,-4,15,48,-105,-624,945,9600,-10395, -175680,135135,3790080,-2027025,-95235840, 34459425,2752081920,-654729075,-90328089600, 13749310575,3328103116800,-316234143225, -136191650918400,7905853580625,6131573025177600, -213458046676875,-301213549769932800] |