1435204

Appears in sequences

• Numbers k such that sigma(k) + phi(k) is a brilliant number (A078972).at n=32A115916
• Numbers n such that max(tau(n),tau(n+1),tau(n+2),tau(n+3))- min(tau(n),tau(n+1),tau(n+2),tau(n+3)) = 1.at n=6A173156