In view of their definitions, let us refer to A251964 as sequence "5", A252280 as sequence "7", and similarly define sequence "prime(n)"; a(n) is the third term of the intersection of sequences "5", ..., "prime(n)".

A252732

In view of their definitions, let us refer to A251964 as sequence "5", A252280 as sequence "7", and similarly define sequence "prime(n)"; a(n) is the third term of the intersection of sequences "5", ..., "prime(n)".

Terms

    a(0) =7a(1) =7a(2) =7a(3) =7a(4) =421a(5) =2311a(6) =43321a(7) =59730109a(8) =537052693

External references