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%I #4 Mar 30 2012 18:52:34
%S 1,2,3,5,7,8,11,12,13,16,17,18,19,20,23,27,28,29,31,32,37,41,43,44,45,
%T 47,50,52,53,59,61,63,64,67,68,71,73,75,76,79,81,83,89,92,97
%N Natural numbers with number of perfect partitions equal to a perfect power.
%C H(n) is a perfect power.
%Y Cf. A001597, A002033.
%K nonn
%O 1,2
%A _Juri-Stepan Gerasimov_, Oct 26 2009