First number k whose value of sigma(k)/k appears n times.

A211677

First number k whose value of sigma(k)/k appears n times.

Terms

    a(0) =1a(1) =28a(2) =496a(3) =1638a(4) =24384a(5) =2886100a(6) =13035330a(7) =29410290a(8) =4426793280

External references