%I #11 Aug 22 2013 16:25:32
%S 2,13,3554677,7339129,8125441,910156807,2080358881,14914915687
%N Numbers n such that sigma(n)*tau(n) is a perfect number.
%C a(9) > A002182(111). - _Donovan Johnson_, Aug 22 2013
%F Numbers n such that sigma(n)*tau(n) is a perfect number.
%Y Cf. A000005, A000203, A000396.
%K nonn
%O 1,1
%A _Zdenek Cervenka_, Nov 15 2012
%E a(6)-a(7) from _Donovan Johnson_, Nov 15 2012
%E a(8) from _Donovan Johnson_, Aug 22 2013