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A078008 as a simple table

n a(n)
0 1
1 0
2 2
3 2
4 6
5 10
6 22
7 42
8 86
9 170
10 342
11 682
12 1366
13 2730
14 5462
15 10922
16 21846
17 43690
18 87382
19 174762
20 349526
21 699050
22 1398102
23 2796202
24 5592406
25 11184810
26 22369622
27 44739242
28 89478486
29 178956970
30 357913942
31 715827882
32 1431655766
33 2863311530
34 5726623062

[1,0,2,2,6,10,22,42,86,170,342,682,1366,2730,5462,
 10922,21846,43690,87382,174762,349526,699050,
 1398102,2796202,5592406,11184810,22369622,
 44739242,89478486,178956970,357913942,715827882,
 1431655766,2863311530,5726623062]

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Last modified December 8 14:38 EST 2016. Contains 278945 sequences.