Primes with nine embedded primes.

Terms

a(0) =11317a(1) =19739a(2) =19973a(3) =21317a(4) =21379a(5) =22397a(6) =22937a(7) =23117a(8) =23173a(9) =23371a(10) =23971a(11) =24373a(12) =26317a(13) =27197a(14) =29173a(15) =29537a(16) =32719a(17) =33739a(18) =33797a(19) =37397a(20) =39719a(21) =51137a(22) =51973a(23) =52313a(24) =53173a(25) =53479a(26) =53719a(27) =57173a(28) =57193a(29) =61379