Primes having only {0, 1, 3} as digits.

Terms

a(0) =3a(1) =11a(2) =13a(3) =31a(4) =101a(5) =103a(6) =113a(7) =131a(8) =311a(9) =313a(10) =331a(11) =1013a(12) =1031a(13) =1033a(14) =1103a(15) =1301a(16) =1303a(17) =3001a(18) =3011a(19) =3301a(20) =3313a(21) =3331a(22) =10103a(23) =10111a(24) =10133a(25) =10301a(26) =10303a(27) =10313a(28) =10331a(29) =10333