Primes having only {1, 3, 8} as digits.

Terms

a(0) =3a(1) =11a(2) =13a(3) =31a(4) =83a(5) =113a(6) =131a(7) =181a(8) =311a(9) =313a(10) =331a(11) =383a(12) =811a(13) =881a(14) =883a(15) =1181a(16) =1381a(17) =1811a(18) =1831a(19) =3181a(20) =3313a(21) =3331a(22) =3833a(23) =3881a(24) =8111a(25) =8311a(26) =8831a(27) =11113a(28) =11131a(29) =11311