227812domain: NAppears in sequencesNumbers k such that Hamming weight of k equals Hamming weight of k^3.at n=20A118655G.f. satisfies: A(x)^(1/2) = x + A(x) + A(A(x)) + A(A(A(x))) + A(A(A(A(x)))) +...at n=10A141201