Dirichlet inverse of sigma_4 function (A001159).

Terms

a(0) =1a(1) =-17a(2) =-82a(3) =16a(4) =-626a(5) =1394a(6) =-2402a(7) =0a(8) =81a(9) =10642a(10) =-14642a(11) =-1312a(12) =-28562a(13) =40834a(14) =51332a(15) =0a(16) =-83522a(17) =-1377a(18) =-130322a(19) =-10016a(20) =196964a(21) =248914a(22) =-279842a(23) =0a(24) =625a(25) =485554a(26) =0a(27) =-38432a(28) =-707282a(29) =-872644