Primes setting records for earliest alphabetical position in American English.

Terms

a(0) =2a(1) =3a(2) =5a(3) =11a(4) =83a(5) =89a(6) =809a(7) =811a(8) =881a(9) =18013a(10) =18041a(11) =18049a(12) =18059a(13) =18089a(14) =18803a(15) =18839a(16) =18859a(17) =18000041a(18) =18000089a(19) =18000803a(20) =18000811a(21) =18000883a(22) =18000887a(23) =18000889a(24) =18018017a(25) =18018043a(26) =18018047a(27) =18018053a(28) =18018059a(29) =18018839