89301domain: NAppears in sequencesExpansion of g.f. -x*(10*x^4+12*x^3-x^2-3*x-3)/((x^2+x-1)*(4*x^3+x^2-x-1)).at n=24A134704Expansion of Product_{k>=1} (1 + x^k)^(k*A000010(k)), where A000010 is the Euler totient function.at n=16A301986