Numerator of (0 followed by A005126(n)= 2, 4, 7, ...)/2^n.

Terms

a(0) =0a(1) =1a(2) =1a(3) =7a(4) =3a(5) =21a(6) =19a(7) =71a(8) =17a(9) =265a(10) =261a(11) =1035a(12) =515a(13) =4109a(14) =4103a(15) =16399a(16) =2049a(17) =65553a(18) =65545a(19) =262163a(20) =131077a(21) =1048597a(22) =1048587a(23) =4194327a(24) =1048579a(25) =16777241a(26) =16777229a(27) =67108891a(28) =33554439a(29) =268435485