a(n) is the largest prime p such that p - a(n-1) is a primorial, starting with a(1) = 2.

A380027

a(n) is the largest prime p such that p - a(n-1) is a primorial, starting with a(1) = 2.

Terms

    a(0) =2a(1) =3a(2) =5a(3) =11a(4) =41a(5) =9699731

External references