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%I #8 Oct 29 2012 05:36:20
%S 0,1,2,4,5,8,27,28,31,54,256,257,260,283,512,3125,3126,3129,3152,3381,
%T 6250,46656,46657,46660,46683,46912,49781,93312,823543,823544,823547,
%U 823570,823799,826668,870199,1647086,16777216,16777217,16777220,16777243,16777472,16780341
%N Numbers of the form a^a + b^b, a>=b>=0.
%C The subsequence of primes is A068145.
%Y Cf. A000312, A066846, A068145, A218346.
%K nonn
%O 1,3
%A _Alex Ratushnyak_, Oct 26 2012
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