n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | -4 |
4 | 7 |
5 | -11 |
6 | 16 |
7 | -22 |
8 | 28 |
9 | -30 |
10 | 18 |
11 | 29 |
12 | -152 |
13 | 427 |
14 | -988 |
15 | 2060 |
16 | -4002 |
17 | 7354 |
18 | -12868 |
19 | 21472 |
20 | -34054 |
21 | 50838 |
22 | -69920 |
23 | 84186 |
24 | -75275 |
25 | 2395 |
26 | 217417 |
27 | -742554 |
28 | 1860191 |
29 | -4067099 |
30 | 8183154 |
31 | -15493168 |
32 | 27886577 |
33 | -47905049 |
34 | 78485095 |
35 | -121944988 |
36 | 177329498 |
37 | -234464309 |
38 | 261801461 |
39 | -183121605 |
40 | -164852147 |
[1,-1,2,-4,7,-11,16,-22,28,-30,18,29,-152,427, -988,2060,-4002,7354,-12868,21472,-34054,50838, -69920,84186,-75275,2395,217417,-742554,1860191, -4067099,8183154,-15493168,27886577,-47905049, 78485095,-121944988,177329498,-234464309, 261801461,-183121605,-164852147] |