a(n) = Product_{i=2..n} (prime(n+1)-prime(i)).

A086803

a(n) = Product_{i=2..n} (prime(n+1)-prime(i)).

Terms

    a(0) =1a(1) =6a(2) =40a(3) =1728a(4) =10560a(5) =604800a(6) =4386816a(7) =348364800a(8) =76859228160a(9) =490311843840

External references