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%I #7 Mar 11 2014 01:32:49
%S 2,10,12,42,44,50,56,170,172,178,184,202,204,226,240,682,684,690,696,
%T 714,716,738,752,810,812,818,824,906,908,962,992,2730,2732,2738,2744,
%U 2762,2764,2786,2800,2858,2860,2866,2872,2954,2956,3010,3040,3242,3244
%N Those even positive integers that when written in binary, each run of 0's is of exactly the same length as the run of 1's immediately before it.
%C Each term, when written in binary, contains an even number of digits, obviously.
%e The first 7 terms written in binary: 10, 1010, 1100, 101010, 101100, 110010, 111000.
%K base,nonn
%O 1,1
%A _Leroy Quet_, Oct 21 2009
%E Extended by _Ray Chandler_, Mar 11 2010
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