Giuga numbers: composite numbers n such that p divides n/p - 1 for every prime divisor p of n.

A007850

Giuga numbers: composite numbers n such that p divides n/p - 1 for every prime divisor p of n.

Terms

    a(0) =30a(1) =858a(2) =1722a(3) =66198a(4) =2214408306a(5) =24423128562

External references