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 A323445 #10 Feb 14 2019 17:20:22
%S A323445 0,2,4,10,20,44,88,182,364,740,1484,2990,5992,12030,24092,48278,96628,
%T A323445 193458,387052,774486,1549220,3099106,6198632,12398466,24797384,
%U A323445 49596654,99193464,198389538,396777716,793557898,1587108968,3174217032,6348411948,12696809070
%N A323445 Number of length-n binary strings where some nonempty proper prefix is the reverse of a cyclic shift (conjugate) of a suffix.
%H A323445 Lars Blomberg, <a href="/A323445/b323445.txt">Table of n, a(n) for n = 1..40</a>
%e A323445 For n=4 the 10 strings are {0000,0010,0100,0101,0110} and their bitwise complements.
%Y A323445 Not the same as A094536.
%K A323445 nonn
%O A323445 1,2
%A A323445 _Jeffrey Shallit_, Jan 15 2019
%E A323445 a(21)-a(34) from _Lars Blomberg_, Feb 14 2019