%I A108022
%S A108022 2,3,19,160019,1049920019,1050730019,1051540019,12910750019,13960510019,
%T A108022 14167870019,67252030019,67252840019,67318450019,196918450019,
%U A108022 197968210019,568118770019,568119580019,938270140019,938477500019
%N A108022 a(1)=2; a(n) is the smallest prime such that a(n)-a(n-1) is a 4th power 
               (>0).
%C A108022 All members after 19 will end in '0019'
%e A108022 a(3)=19, for 19 +k^4 to be prime, k must be even and divisible by 5. 
               19+10^4=10019=43*233,but 19+20^4 is prime.
%Y A108022 Cf. A073609, A076201.
%Y A108022 Sequence in context: A066735 A099069 A038584 this_sequence A108884 A119584 
               A089181
%Y A108022 Adjacent sequences: A108019 A108020 A108021 this_sequence A108023 A108024 
               A108025
%K A108022 nonn
%O A108022 1,1
%A A108022 John L. Drost (drost(AT)marshall.edu), May 31 2005