%I A161323
%S A161323 6,34,760,17700,177770000,77777600000,1777777000000,
%T A161323 177777777770000000000,17777777777777777777700000000000000000000,
%U A161323 77777777777777777777777777777600000000000000000000000000000
%N A161323 Perfect numbers written in base 8.
%Y A161323 Cf. A000396, A135650, A160962.
%Y A161323 Sequence in context: A125759 A062819 A092336 this_sequence A003423 A145000 
               A046025
%Y A161323 Adjacent sequences: A161320 A161321 A161322 this_sequence A161324 A161325 
               A161326
%K A161323 nonn
%O A161323 1,1
%A A161323 Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Jun 07 2009