Difference between number of nonprimes and primes in reduced residue system of primorial numbers.

A048980

Difference between number of nonprimes and primes in reduced residue system of primorial numbers.

Terms

    a(0) =1a(1) =1a(2) =0a(3) =-6a(4) =-36a(5) =-196a(6) =-724a(7) =7512a(8) =366838a(9) =11928316a(10) =421130508a(11) =14598816402a(12) =584642184936

External references