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%I #4 Mar 31 2012 10:26:16
%S 73,733,7757,77557,777373,7777573,77757553,777777373,7777777237,
%T 77777773537,777777777773,7777777777573,77777777772257,
%U 777777777752557,7777777777752757,77777777777753233,777777777777753553
%N Largest n-digit emirp with only prime digits.
%Y Cf. A177514, A128388
%K nonn,base
%O 2,1
%A _Lekraj Beedassy_, May 10 2010
%E a(8) and a(9) corrected and a(11)-a(18) from _Donovan Johnson_, Jul 30 2010
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