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A092808 as a simple table

n a(n)
0 1
1 0
2 3
3 1
4 11
5 5
6 43
7 21
8 171
9 85
10 683
11 341
12 2731
13 1365
14 10923
15 5461
16 43691
17 21845
18 174763
19 87381
20 699051
21 349525
22 2796203
23 1398101
24 11184811
25 5592405
26 44739243
27 22369621
28 178956971
29 89478485
30 715827883
31 357913941
32 2863311531
33 1431655765

[1,0,3,1,11,5,43,21,171,85,683,341,2731,1365,
 10923,5461,43691,21845,174763,87381,699051,349525,
 2796203,1398101,11184811,5592405,44739243,
 22369621,178956971,89478485,715827883,357913941,
 2863311531,1431655765]

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Last modified December 3 12:16 EST 2021. Contains 349462 sequences. (Running on oeis4.)