Search: id:A118504
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%I A118504
%S A118504 2,3,5,11,23,29,41,83,113,131,173,191,281,443,641,911,1013,1019,1031,
%T A118504 1103,1451,1499,1811,1901,2003,2063,2351,2399,2939,3299,3389,3413,4793,
%U A118504 4919,5051,5279,5303,5501,5639,6113,6131,6269,6449,7079,7103,7121,7211
%N A118504 Sophie Germain primes for which the sum of the digits is also a Sophie 
               Germain prime.
%e A118504 191 is in the sequence because (1) it is a Sophie Germain prime and (2) 
               the sum of its digits 1+9+1=11 is also a Sophie Germain prime.
%Y A118504 Cf. A005384.
%Y A118504 Sequence in context: A131101 A005384 A118571 this_sequence A038905 A019405 
               A079848
%Y A118504 Adjacent sequences: A118501 A118502 A118503 this_sequence A118505 A118506 
               A118507
%K A118504 base,nonn
%O A118504 1,1
%A A118504 Luc Stevens (lms022(AT)yahoo.com), May 06 2006; corrected May 12 2006
%E A118504 Corrected by T. D. Noe (noe(AT)sspectra.com), Oct 25 2006

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