Numbers k such that gcd(phi(k), k-1) > lambda(k)^2.

A283872

Numbers k such that gcd(phi(k), k-1) > lambda(k)^2.

Terms

    a(0) =432046225a(1) =631071001a(2) =4579461601a(3) =8494657921a(4) =53282340865a(5) =80601412609

External references