%I A125528
%S A125528 1,4,12,54,220,1130,5568,26966,132037,589652
%N A125528 Number of different othello shapes at the end of the n-th plie.
%H A125528 Alain Brobecker, <a href="http://abrobecker.free.fr/text/othello.pdf">
               Othello and retrograde analysis (pdf)</a>
%H A125528 Alain Brobecker, <a href="http://abrobecker.free.fr/tools/othello.zip">
               programs to generate sequences</a>
%Y A125528 Cf. A124004, A124005, A124006.
%Y A125528 Sequence in context: A149416 A149417 A151478 this_sequence A124005 A149418 
               A149419
%Y A125528 Adjacent sequences: A125525 A125526 A125527 this_sequence A125529 A125530 
               A125531
%K A125528 fini,hard,nonn,new
%O A125528 0,2
%A A125528 Alain Brobecker (abrobecker(AT)yahoo.com), Dec 30 2006
%E A125528 Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Oct 
               28 2009