a(1) = 11, a(n) is the smallest prime obtained by inserting digits between every pair of digits of a(n-1).

A080439

a(1) = 11, a(n) is the smallest prime obtained by inserting digits between every pair of digits of a(n-1).

Terms

    a(0) =11a(1) =101a(2) =10061a(3) =100000651

External references