a(n) = Product{i=n..primepi(2*prime(n))} prime(i).

A378746

a(n) = Product{i=n..primepi(2*prime(n))} prime(i).

Terms

    a(0) =6a(1) =15a(2) =35a(3) =1001a(4) =46189a(5) =96577a(6) =6678671a(7) =14535931a(8) =1348781387a(9) =146078888479

External references