Smallest prime beginning a complete Cunningham chain (of the second kind) of length n.

A005603

Smallest prime beginning a complete Cunningham chain (of the second kind) of length n.

Terms

    a(0) =11a(1) =7a(2) =2a(3) =2131a(4) =1531a(5) =385591a(6) =16651a(7) =15514861a(8) =857095381a(9) =205528443121

External references