Nonzero bisection of Moebius transform of A082392.

Terms

a(0) =1a(1) =1a(2) =3a(3) =7a(4) =14a(5) =31a(6) =63a(7) =123a(8) =255a(9) =511a(10) =1015a(11) =2047a(12) =4092a(13) =8176a(14) =16383a(15) =32767a(16) =65503a(17) =131061a(18) =262143a(19) =524223a(20) =1048575a(21) =2097151a(22) =4194162a(23) =8388607a(24) =16777208a(25) =33554175a(26) =67108863a(27) =134217693a(28) =268434943a(29) =536870911