Smallest palindromic prime containing exactly n 7's.

A083978

Smallest palindromic prime containing exactly n 7's.

Terms

    a(0) =7a(1) =727a(2) =72727a(3) =77377a(4) =1777771a(5) =7772777a(6) =17772727771a(7) =777767777a(8) =72777777727a(9) =77777677777

External references