Product of the primitive roots of prime(n).

A123475

Product of the primitive roots of prime(n).

Terms

    a(0) =1a(1) =2a(2) =6a(3) =15a(4) =672a(5) =924a(6) =11642400a(7) =163800a(8) =109681110000a(10) =970377408

External references