a(1) = 61 ( the smallest prime beginning with 6) and then the smallest prime with leading digits containing a(n-1).

A068850

a(1) = 61 ( the smallest prime beginning with 6) and then the smallest prime with leading digits containing a(n-1).

Terms

    a(0) =61a(1) =613a(2) =6131a(3) =613141a(4) =61314101a(5) =613141013a(6) =61314101333a(7) =613141013339

External references