Numbers k for which sigma(k)/k - 1/9 is an integer.

A218414

Numbers k for which sigma(k)/k - 1/9 is an integer.

Terms

    a(0) =540a(1) =3276a(2) =58032a(3) =950976a(4) =1862190a(5) =17660160a(6) =3925389312

External references