Larger of emirps (pairs) with only prime digits (A128388).

Terms

a(0) =73a(1) =733a(2) =3733a(3) =7253a(4) =7523a(5) =7757a(6) =33223a(7) =35323a(8) =72253a(9) =72353a(10) =73327a(11) =73523a(12) =73553a(13) =75223a(14) =75253a(15) =77237a(16) =77323a(17) =77527a(18) =77557a(19) =333323a(20) =352333a(21) =355723a(22) =375223a(23) =375233a(24) =375553a(25) =722333a(26) =727327a(27) =733333a(28) =735733a(29) =737353