n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | -2 |
4 | 4 |
5 | -8 |
6 | 16 |
7 | -32 |
8 | 64 |
9 | -128 |
10 | 256 |
11 | -512 |
12 | 1024 |
13 | -2048 |
14 | 4096 |
15 | -8192 |
16 | 16384 |
17 | -32768 |
18 | 65536 |
19 | -131072 |
20 | 262144 |
21 | -524288 |
22 | 1048576 |
23 | -2097152 |
24 | 4194304 |
25 | -8388608 |
26 | 16777216 |
27 | -33554432 |
28 | 67108864 |
29 | -134217728 |
30 | 268435456 |
31 | -536870912 |
32 | 1073741824 |
33 | -2147483648 |
[1,1,1,-2,4,-8,16,-32,64,-128,256,-512,1024,-2048, 4096,-8192,16384,-32768,65536,-131072,262144, -524288,1048576,-2097152,4194304,-8388608, 16777216,-33554432,67108864,-134217728,268435456, -536870912,1073741824,-2147483648] |