Palindromic primes whose sum of squared digits is also prime.

Terms

a(0) =11a(1) =101a(2) =131a(3) =191a(4) =313a(5) =353a(6) =373a(7) =797a(8) =919a(9) =10301a(10) =11311a(11) =12721a(12) =13331a(13) =13931a(14) =14341a(15) =14741a(16) =16361a(17) =17971a(18) =18181a(19) =19391a(20) =30103a(21) =30703a(22) =33533a(23) =71317a(24) =71917a(25) =74747a(26) =75557a(27) =76367a(28) =77977a(29) =79397