-3425domain: ZAppears in sequencesExpansion of Product_{k>=1} 1/(1 + x^k)^(k*(2*k-1)).at n=11A295121G.f. A(x) satisfies: A(x) = x - x^2 * exp(A(x) + A(x^2)/2 + A(x^3)/3 + A(x^4)/4 + ...).at n=28A363062