%I A036936
%S A036936 0,11,191,1999,11119,111119,1111991,11111119,111111199,1111111919,
%T A036936 11111111911,111111199919,1111111119919,11111111119111,111111111119119,
%U A036936 1111111111111999,11111111111111119,111111111111191111
%N A036936 Smallest n-digit prime containing only digits 1 and 9, or 0 if no such 
               prime exists.
%Y A036936 Cf. A036229, A020457, A036309.
%Y A036936 Sequence in context: A068648 A034787 A001408 this_sequence A002195 A068649 
               A158509
%Y A036936 Adjacent sequences: A036933 A036934 A036935 this_sequence A036937 A036938 
               A036939
%K A036936 nonn,base
%O A036936 1,2
%A A036936 Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.