Primes having only {1, 4, 5, 8} as digits.

Terms

a(0) =5a(1) =11a(2) =41a(3) =151a(4) =181a(5) =541a(6) =811a(7) =881a(8) =1151a(9) =1181a(10) =1451a(11) =1481a(12) =1511a(13) =1811a(14) =4111a(15) =4441a(16) =4451a(17) =4481a(18) =5441a(19) =5581a(20) =5851a(21) =5881a(22) =8111a(23) =8581a(24) =11411a(25) =11551a(26) =14411a(27) =14551a(28) =14851a(29) =15451