%I #5 Mar 30 2012 18:35:23
%S 2,3,5,21,25,31,35,51,211,215,251,255,351,515,2115,2151,2155,2511,
%T 2551,2555,3515,5155,21155,21515,21551,21555,25115,25515,35155,51551,
%U 51555,215515,215555,515511,515551,2155555
%N Every prefix prime in base 6 (written in base 6).
%K nonn,base,fini,full
%O 1,1
%A _David W. Wilson_
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