Palindromic primes that are not Chen primes.

Terms

a(0) =151a(1) =313a(2) =373a(3) =383a(4) =727a(5) =757a(6) =929a(7) =10501a(8) =11311a(9) =12421a(10) =13831a(11) =14341a(12) =15451a(13) =17971a(14) =18181a(15) =18481a(16) =19391a(17) =19891a(18) =30103a(19) =30203a(20) =30403a(21) =30703a(22) =30803a(23) =31513a(24) =32323a(25) =32423a(26) =33533a(27) =34543a(28) =34843a(29) =35053