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A128063 as a simple table

n a(n)
0 1
1 2
2 0
3 -8
4 -16
5 -32
6 -64
7 0
8 256
9 512
10 1024
11 2048
12 0
13 -8192
14 -16384
15 -32768
16 -65536
17 0
18 262144
19 524288
20 1048576
21 2097152
22 0
23 -8388608
24 -16777216
25 -33554432
26 -67108864
27 0
28 268435456
29 536870912
30 1073741824
31 2147483648
32 0
33 -8589934592
34 -17179869184

[1,2,0,-8,-16,-32,-64,0,256,512,1024,2048,0,-8192,
 -16384,-32768,-65536,0,262144,524288,1048576,
 2097152,0,-8388608,-16777216,-33554432,-67108864,
 0,268435456,536870912,1073741824,2147483648,0,
 -8589934592,-17179869184]

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Last modified May 29 00:29 EDT 2024. Contains 372921 sequences. (Running on oeis4.)