Numerators of sequence whose Dirichlet convolution with itself yields A342920.

Terms

a(0) =1a(1) =1a(2) =1a(3) =7a(4) =1a(5) =3a(6) =1a(7) =57a(8) =47a(9) =3a(10) =1a(11) =19a(12) =1a(13) =3a(14) =11a(15) =747a(16) =1a(17) =139a(18) =1a(19) =19a(20) =11a(21) =3a(22) =1a(23) =319a(24) =199a(25) =3a(26) =81a(27) =19a(28) =1a(29) =231