Search: id:A047739
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%I A047739
%S A047739 343,1331,10201,14641,31213,94249,1030301,1332331,1367631,1478741
%N A047739 Economical palindromes.
%e A047739 343 = 7^3; 3 digits in 343, 2 digits in 7^3, so 343 is economical.
%Y A047739 Cf. A046759.
%Y A047739 Sequence in context: A045269 A043395 A117689 this_sequence A052084 A075546 
               A167733
%Y A047739 Adjacent sequences: A047736 A047737 A047738 this_sequence A047740 A047741 
               A047742
%K A047739 nonn
%O A047739 0,1
%A A047739 Carlos B. Rivera (crivera(AT)primepuzzles.net)

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