Composite numbers k such that phi(k) divides p*(k - 1) for some prime factor p of k - 1.
A338998
Composite numbers k such that phi(k) divides p*(k - 1) for some prime factor p of k - 1.
Terms
- a(0) =1729a(1) =12801a(2) =5079361a(3) =34479361a(4) =3069196417a(5) =23915494401
External references
- oeis: A338998