Nonprime numbers n such that the GCD of n and the Chowla's function of n (A048050) is >= n/3.

A066924

Nonprime numbers n such that the GCD of n and the Chowla's function of n (A048050) is >= n/3.

Terms

    a(0) =1a(1) =4a(2) =9a(3) =36a(4) =345a(5) =6489a(6) =88473

External references