%I A109071
%S A109071 2,8,19,31,37,64,68,71,79,85,89,94,100,109,128,136,137,148,149,157,170,
%T A109071 178,179,181,184,190,194,211,215,233,241,250,251,269,277,284,290,293,
%U A109071 298,304,310,313,314,316,317,326,331,353,355,367,370,376,386,394,400
%N A109071 Numbers n such that the string n123123 is prime.
%C A109071 Also numbers n such that 10^6*n+123123 is prime. - Stefan Steinerberger 
               (stefan.steinerberger(AT)gmail.com), Mar 03 2006
%e A109071 If n=2 then n123123 = 2123123 (prime).
%e A109071 If n=94 then n123123 = 94123123 (prime).
%t A109071 Select[Range[0, 500], PrimeQ[10^6*# + 123123] &] - Stefan Steinerberger 
               (stefan.steinerberger(AT)gmail.com), Mar 03 2006
%Y A109071 Sequence in context: A033711 A093012 A049525 this_sequence A031327 A030504 
               A000158
%Y A109071 Adjacent sequences: A109068 A109069 A109070 this_sequence A109072 A109073 
               A109074
%K A109071 nonn
%O A109071 1,1
%A A109071 Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Aug 17 2005
%E A109071 More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), 
               Mar 03 2006