Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 0 |
4 | 4 |
5 | -5 |
6 | -9 |
7 | 196 |
8 | -1280 |
9 | 4509 |
10 | 12565 |
11 | -386144 |
12 | 3804516 |
13 | -19339385 |
14 | -75459461 |
15 | 3162527460 |
16 | -41545303904 |
17 | 276166431961 |
18 | 1385435722185 |
19 | -73547738586656 |
20 | 1207721984518180 |
21 | -9917136571683789 |
22 | -60806773846655969 |
[0,1,1,0,4,-5,-9,196,-1280,4509,12565,-386144, 3804516,-19339385,-75459461,3162527460, -41545303904,276166431961,1385435722185, -73547738586656,1207721984518180, -9917136571683789,-60806773846655969] |