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A156591 as a simple table

n a(n)
0 2
1 -7
2 6
3 -8
4 4
5 -12
6 -4
7 -28
8 -36
9 -92
10 -164
11 -348
12 -676
13 -1372
14 -2724
15 -5468
16 -10916
17 -21852
18 -43684
19 -87388
20 -174756
21 -349532
22 -699044
23 -1398108
24 -2796196
25 -5592412
26 -11184804
27 -22369628
28 -44739236
29 -89478492
30 -178956964
31 -357913948
32 -715827876

[2,-7,6,-8,4,-12,-4,-28,-36,-92,-164,-348,-676,
 -1372,-2724,-5468,-10916,-21852,-43684,-87388,
 -174756,-349532,-699044,-1398108,-2796196,
 -5592412,-11184804,-22369628,-44739236,-89478492,
 -178956964,-357913948,-715827876]

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Last modified April 19 17:49 EDT 2024. Contains 371797 sequences. (Running on oeis4.)