Numerators of the sequence whose Dirichlet convolution with itself yields fourth powers (A000583).

Terms

a(0) =1a(1) =8a(2) =81a(3) =96a(4) =625a(5) =324a(6) =2401a(7) =1280a(8) =19683a(9) =2500a(10) =14641a(11) =3888a(12) =28561a(13) =9604a(14) =50625a(15) =17920a(16) =83521a(17) =19683a(18) =130321a(19) =30000a(20) =194481a(21) =58564a(22) =279841a(23) =51840a(24) =1171875a(25) =114244a(26) =2657205a(27) =115248a(28) =707281a(29) =101250