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%I #4 Oct 26 2014 18:06:00
%S 0,1,2,2,3,4,4,4,5,5,6,7,7,7,8,9,9,9,10,10,11,11,12,13,13,13,14,15,15,
%T 15,16,17,17,17,18,19,19,19,20,20,21,21,22,22,23,23,24,25,25,25,26,27,
%U 27,27,28,29,29,29,30,31,31,31,32,33,33,33,34,35,35,35,36,37,37,37,38,39,39,39
%N Number of even terms in first n terms of A249036.
%p See A249036.
%Y Cf. A249036, A249038.
%K nonn
%O 1,3
%A _N. J. A. Sloane_, Oct 26 2014