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%I #7 Mar 11 2014 01:32:49
%S 1,2,3,5,6,7,9,10,11,12,13,14,15,17,18,19,20,21,23,25,26,27,28,29,30,
%T 31,33,34,35,37,38,39,40,41,42,43,45,47,49,50,51,52,53,54,55,56,57,58,
%U 59,60,61,62,63,65,66,67,68,69,70,71,73,75,77,79,81,83,84,85,86,87,89,90
%N Positive integers n such that when they are written in binary, the longest palindromic substring (or at least one of which that is tied for longest) in binary n begins and ends with a 1.
%Y Cf. A050430, A166936, A166938.
%K base,nonn
%O 1,2
%A _Leroy Quet_, Oct 24 2009
%E Extended by _Ray Chandler_, Mar 11 2010
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