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

Terms

a(0) =2a(1) =3a(2) =23a(3) =83a(4) =223a(5) =233a(6) =283a(7) =383a(8) =823a(9) =883a(10) =2333a(11) =2383a(12) =2833a(13) =3323a(14) =3823a(15) =3833a(16) =8233a(17) =22283a(18) =23333a(19) =23833a(20) =28283a(21) =32233a(22) =32323a(23) =32833a(24) =33223a(25) =38333a(26) =38833a(27) =82223a(28) =82883a(29) =83233