Dirichlet inverse of A011782, 2^(n-1).

Terms

a(0) =1a(1) =-2a(2) =-4a(3) =-4a(4) =-16a(5) =-16a(6) =-64a(7) =-104a(8) =-240a(9) =-448a(10) =-1024a(11) =-1904a(12) =-4096a(13) =-7936a(14) =-16256a(15) =-32272a(16) =-65536a(17) =-129888a(18) =-262144a(19) =-522176a(20) =-1048064a(21) =-2093056a(22) =-4194304a(23) =-8379520a(24) =-16776960a(25) =-33538048a(26) =-67106880a(27) =-134184704a(28) =-268435456a(29) =-536801024