%I #3 Apr 19 2016 01:07:34
%S 216,1149984,365727111552,1590733122516339863159808000
%N Primitive prime power perfect numbers: A096290, with multiples of earlier numbers excluded.
%Y Cf. A096290.
%K nonn
%O 1,1
%A _Yasutoshi Kohmoto_, Nov 24 2004
