n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 8 |
3 | -32 |
4 | 128 |
5 | -512 |
6 | 2048 |
7 | -8192 |
8 | 32768 |
9 | -131072 |
10 | 524288 |
11 | -2097152 |
12 | 8388608 |
13 | -33554432 |
14 | 134217728 |
15 | -536870912 |
16 | 2147483648 |
17 | -8589934592 |
18 | 34359738368 |
19 | -137438953472 |
20 | 549755813888 |
21 | -2199023255552 |
22 | 8796093022208 |
23 | -35184372088832 |
24 | 140737488355328 |
25 | -562949953421312 |
[1,-2,8,-32,128,-512,2048,-8192,32768,-131072, 524288,-2097152,8388608,-33554432,134217728, -536870912,2147483648,-8589934592,34359738368, -137438953472,549755813888,-2199023255552, 8796093022208,-35184372088832,140737488355328, -562949953421312] |