Numbers k for which sigma(k)/k - 5/9 is an integer.

A218416

Numbers k for which sigma(k)/k - 5/9 is an integer.

Terms

    a(0) =117a(1) =3780a(2) =66960a(3) =167400a(4) =406224a(5) =1097280a(6) =6656832a(7) =13035330a(8) =29410290a(9) =4529295360a(10) =27477725184a(11) =88071903612

External references