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Search: id:A029977
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%I A029977
%S A029977 2,3,5,7,109,127,173,191,227,337,373,419,601,619,683,701,719,6967,
%T A029977 7129,7867,8443,9181,9343,10333,10657,11071,11971,12547,13033,13367,
%U A029977 13691,14843,15581,16319,16481,17957,18119,18371,19433,27067,27967
%N A029977 Palindromic primes in base 9.
%H A029977 P. De Geest, <a href="http://www.worldofnumbers.com/palpri.htm">World!Of 
               Palindromic Primes</a>
%t A029977 f[n_]:=FromDigits[RealDigits[n,9][[1]]]==FromDigits[Reverse[RealDigits[n,
               9][[1]]]]; lst={}; Do[p=Prime[n]; If[f[p],AppendTo[lst,p]],{n,8!}]; 
               lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Aug 10 2009]
%Y A029977 Sequence in context: A092908 A050784 A030150 this_sequence A052019 A006341 
               A086107
%Y A029977 Adjacent sequences: A029974 A029975 A029976 this_sequence A029978 A029979 
               A029980
%K A029977 nonn,base
%O A029977 1,1
%A A029977 Patrick De Geest (pdg(AT)worldofnumbers.com)

    
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Last modified December 4 12:48 EST 2009. Contains 170310 sequences.


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