%I A090564
%S A090564 2,7,3,41,13,11,139,167,73,71,313,53,3,43,431,7,227,1021,1097,43,149,
%T A090564 811,3413,163,1571,2551,1607,331,1061,991,47,1783,1217,223,3251,853,797,
%U A090564 181,4679,337,6779,6793,1811,211,251,619,1283,811,6047,193,443,12853
%N A090564 Beginning with 2, least new prime such that the concatenation a(n), a(n-1), 
               ...a(2), a(1), a(2), ...a(n) is prime.
%Y A090564 Cf. A090565.
%Y A090564 Sequence in context: A117809 A052091 A090276 this_sequence A079072 A004584 
               A016592
%Y A090564 Adjacent sequences: A090561 A090562 A090563 this_sequence A090565 A090566 
               A090567
%K A090564 base,nonn
%O A090564 1,1
%A A090564 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 11 2003
%E A090564 Extended by Max Alekseyev (maxale(AT)gmail.com), Mar 09 2009