Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | -2 |
4 | 2 |
5 | 0 |
6 | -4 |
7 | 12 |
8 | -22 |
9 | 34 |
10 | -42 |
11 | 38 |
12 | -6 |
13 | -68 |
14 | 202 |
15 | -394 |
16 | 616 |
17 | -782 |
18 | 730 |
19 | -204 |
20 | -1104 |
21 | 3486 |
22 | -6994 |
23 | 11142 |
24 | -14452 |
25 | 14026 |
26 | -5296 |
27 | -17558 |
28 | 60042 |
29 | -123860 |
30 | 201128 |
31 | -266384 |
32 | 268176 |
33 | -124034 |
34 | -273626 |
35 | 1030396 |
36 | -2188864 |
37 | 3624290 |
38 | -4898740 |
39 | 5101306 |
40 | -2744408 |
[1,-1,2,-2,2,0,-4,12,-22,34,-42,38,-6,-68,202, -394,616,-782,730,-204,-1104,3486,-6994,11142, -14452,14026,-5296,-17558,60042,-123860,201128, -266384,268176,-124034,-273626,1030396,-2188864, 3624290,-4898740,5101306,-2744408] |