Primes having only {2, 3, 5, 8} as digits.

Terms

a(0) =2a(1) =3a(2) =5a(3) =23a(4) =53a(5) =83a(6) =223a(7) =233a(8) =283a(9) =353a(10) =383a(11) =523a(12) =823a(13) =853a(14) =883a(15) =2333a(16) =2383a(17) =2833a(18) =3253a(19) =3323a(20) =3533a(21) =3583a(22) =3823a(23) =3833a(24) =3853a(25) =5233a(26) =5323a(27) =5333a(28) =8233a(29) =8353