10085472domain: NAppears in sequencesCoefficients in q-expansion of E_2^2, where E_2 is the Eisenstein series shown in A006352.at n=34A281374Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(6^(k-1)).at n=9A344250Dirichlet g.f.: Product_{k>=2} (1 + k^(-s))^(6^(k-1)).at n=9A344269