Emirps with a prime number of only prime digits.

Terms

a(0) =37a(1) =73a(2) =337a(3) =733a(4) =32233a(5) =32257a(6) =32353a(7) =32377a(8) =32537a(9) =33223a(10) =35227a(11) =35257a(12) =35323a(13) =35327a(14) =35537a(15) =72253a(16) =72337a(17) =72353a(18) =72577a(19) =73277a(20) =73327a(21) =73523a(22) =73553a(23) =75223a(24) =75253a(25) =75577a(26) =77237a(27) =77323a(28) =77527a(29) =77557