%I A125529
%S A125529 1,4,12,52,196,932,3944,14020,53556,165584
%N A125529 Number of othello shapes with unique realisation at the end of the n-th 
               plie.
%H A125529 Alain Brobecker, <a href="http://abrobecker.free.fr/text/othello.pdf">
               Othello and retrograde analysis (pdf)</a>
%H A125529 Alain Brobecker, <a href="http://abrobecker.free.fr/tools/othello.zip">
               programs to generate sequences</a>
%Y A125529 Cf. A124004, A124005, A124006.
%Y A125529 Sequence in context: A149406 A149407 A149408 this_sequence A149409 A149410 
               A149411
%Y A125529 Adjacent sequences: A125526 A125527 A125528 this_sequence A125530 A125531 
               A125532
%K A125529 fini,hard,nonn,new
%O A125529 0,2
%A A125529 Alain Brobecker (abrobecker(AT)yahoo.com), Dec 30 2006
%E A125529 Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Oct 
               28 2009