Search: id:A036950
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%I A036950
%S A036950 7,79,797,0,77797,777977,7777997,77779799,777777799,7777779799,
%T A036950 77777779979,777777779777,7777777779977,77777777777977,777777777779797,
%U A036950 7777777777797799,77777777777777797,777777777777797977
%N A036950 Smallest n-digit prime containing only digits 7 and 9, or 0 if no such 
               prime exists.
%Y A036950 Cf. A036229, A020471, A036322.
%Y A036950 Sequence in context: A079911 A003545 A104094 this_sequence A127890 A127859 
               A014293
%Y A036950 Adjacent sequences: A036947 A036948 A036949 this_sequence A036951 A036952 
               A036953
%K A036950 nonn,base
%O A036950 1,1
%A A036950 Patrick De Geest (pdg(AT)worldofnumbers.com), Jan 04 1999.

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