Primes which are also prime if their base 31 representation is interpreted as a base 10 number.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =71a(5) =127a(6) =131a(7) =193a(8) =251a(9) =257a(10) =1061a(11) =1063a(12) =1117a(13) =1123a(14) =1181a(15) =1187a(16) =1249a(17) =1987a(18) =1993a(19) =2111a(20) =2917a(21) =3041a(22) =3109a(23) =3169a(24) =3853a(25) =3907a(26) =4099a(27) =4967a(28) =5023a(29) =5087