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 | -1 |
4 | -3 |
5 | 3 |
6 | 17 |
7 | -17 |
8 | -155 |
9 | 155 |
10 | 2073 |
11 | -2073 |
12 | -38227 |
13 | 38227 |
14 | 929569 |
15 | -929569 |
16 | -28820619 |
17 | 28820619 |
18 | 1109652905 |
19 | -1109652905 |
20 | -51943281731 |
21 | 51943281731 |
22 | 2905151042481 |
23 | -2905151042481 |
24 | -191329672483963 |
25 | 191329672483963 |
26 | 14655626154768697 |
27 | -14655626154768697 |
[0,1,1,-1,-3,3,17,-17,-155,155,2073,-2073,-38227, 38227,929569,-929569,-28820619,28820619, 1109652905,-1109652905,-51943281731,51943281731, 2905151042481,-2905151042481,-191329672483963, 191329672483963,14655626154768697, -14655626154768697] |