This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A182232 #26 Oct 28 2014 11:16:31
%S A182232 0,1,3,31,93,119,2709,38937,520831,682341,340134981,7609865031,
%T A182232 17935304097,26777829859,169179279801,567897922593,286118927218753,
%U A182232 2996750083037781,4738749440161121,6299497017331917,8829547069230943
%N A182232 Numbers that are palindromic in bases 2 and 5.
%C A182232 Intersection of A006995 and A029952. - _Michel Marcus_, Oct 08 2014
%H A182232 Ray Chandler, <a href="/A182232/b182232.txt">Table of n, a(n) for n = 1..25</a>
%e A182232 2709 base 2 = 101010010101 and 2709 base 5 = 41314.
%t A182232 b1 = 2; b2 = 5; lst = {}; Do[d1 = IntegerDigits[n, b1]; d2 = IntegerDigits[n, b2]; If[d1 == Reverse[d1] && d2 == Reverse[d2], AppendTo[lst, n]], {n, 1000000}]; lst (* _T. D. Noe_, Apr 19 2012 *)
%Y A182232 Cf. A060792, A097856.
%K A182232 nonn,base
%O A182232 1,3
%A A182232 _Alex Ratushnyak_, Apr 19 2012
%E A182232 Term 0 prepended by _Robert G. Wilson v_, Oct 08 2014
%E A182232 a(12)-a(16) from _Robert G. Wilson v_, Oct 11 2014
%E A182232 a(17)-a(21) and b-file from _Ray Chandler_, Oct 24 2014