1045221domain: NAppears in sequencesa(1)=1, a(n) = n*11^(n-1) + a(n-1).at n=5A014926a(n) = 1 + 2*n + 3*n^2 + 4*n^3 + 5*n^4 + 6*n^5.at n=11A113531G.f.: Product_{n>=0} 1/(1-a(n)*x^(n+1))^3 = Sum_{n>=0} a(n)*x^n.at n=8A203507