%I A036976
%S A036976 1,3,7,9,17,23,27,39,51,63,69,81,93,119,121,127,137,161,193,199,203,
%T A036976 209,233,271,301,311,313,323,331,337,343,359,361,367,371,373,431,439,
%U A036976 443,451,463,469,479,481,497,503,523,557,577,583,587,607,641,661,677
%N A036976 Becomes a prime if a 1 is inserted before each digit.
%e A036976 E.g. 27 -> 1217 is prime.
%Y A036976 Cf. A036977.
%Y A036976 Sequence in context: A064194 A036978 A079464 this_sequence A031273 A140118 
               A110674
%Y A036976 Adjacent sequences: A036973 A036974 A036975 this_sequence A036977 A036978 
               A036979
%K A036976 nonn,base,easy
%O A036976 0,2
%A A036976 N. J. A. Sloane (njas(AT)research.att.com).
%E A036976 More terms from Erich Friedman (erich.friedman(AT)stetson.edu).