Palindromic primes whose sum of digits is also a palindromic prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =11a(5) =101a(6) =131a(7) =151a(8) =191a(9) =313a(10) =353a(11) =10301a(12) =10501a(13) =11311a(14) =13331a(15) =30103a(16) =1003001a(17) =1123211a(18) =1201021a(19) =1221221a(20) =1303031a(21) =1311131a(22) =3001003a(23) =3103013a(24) =100030001a(25) =100050001a(26) =100111001a(27) =100131001a(28) =101030101a(29) =110111011