n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | -2 |
4 | 2 |
5 | 4 |
6 | -4 |
7 | -8 |
8 | 8 |
9 | 16 |
10 | -16 |
11 | -32 |
12 | 32 |
13 | 64 |
14 | -64 |
15 | -128 |
16 | 128 |
17 | 256 |
18 | -256 |
19 | -512 |
20 | 512 |
21 | 1024 |
22 | -1024 |
23 | -2048 |
24 | 2048 |
25 | 4096 |
26 | -4096 |
27 | -8192 |
28 | 8192 |
29 | 16384 |
30 | -16384 |
31 | -32768 |
32 | 32768 |
33 | 65536 |
34 | -65536 |
35 | -131072 |
36 | 131072 |
37 | 262144 |
38 | -262144 |
39 | -524288 |
40 | 524288 |
[1,1,-1,-2,2,4,-4,-8,8,16,-16,-32,32,64,-64,-128, 128,256,-256,-512,512,1024,-1024,-2048,2048,4096, -4096,-8192,8192,16384,-16384,-32768,32768,65536, -65536,-131072,131072,262144,-262144,-524288, 524288] |