Search: id:A079485
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%I A079485
%S A079485 0,0,0,0,8,347,10828,435767,9852036,400191963,8790619155,362290010907
%N A079485 Number of chess games that end in checkmate after exactly n plies.
%C A079485 a(6) was computed in 1897.
%D A079485 H. Simpson, Chess Review, Jan-Feb 1982.
%H A079485 F. Labelle, <a href="http://www.cs.berkeley.edu/~flab/chess/statistics-games.html">
               Statistics on chess games</a>
%H A079485 R. P. Stanley, <a href="http://www-math.mit.edu/~rstan/transparencies/
               iap.pdf">Extremal [Chess] Problems</a>
%H A079485 M. Willey, <a href="http://members.tripod.com/~wwx2/chess.html">Iowa 
               Chess Homepage</a>.
%H A079485 J. Young, <a href="http://groups.google.com/groups?selm=6bd1k1%24nkp%40ultra0.rdrc.rpi.edu">
               Opening Tree Statistics</a>.
%H A079485 <a href="Sindx_Ch.html#chess">Index entries for sequences related to 
               number of chess games</a>
%Y A079485 Cf. A006494, A048987, A089956.
%Y A079485 Sequence in context: A002781 A016875 A046244 this_sequence A158363 A000436 
               A015507
%Y A079485 Adjacent sequences: A079482 A079483 A079484 this_sequence A079486 A079487 
               A079488
%K A079485 nonn,hard,nice
%O A079485 0,5
%A A079485 N. J. A. Sloane (njas(AT)research.att.com), Jan 17 2003
%E A079485 More terms from Richard Bean (rwb(AT)eskimo.com), Jun 08 2003
%E A079485 a(9) and a(10) from Francois Labelle (flab(AT)cs.berkeley.edu), Jan 12 
               2004
%E A079485 a(11) from Francois Labelle (flab(AT)cs.berkeley.edu), Jul 25 2004, who 
               thanks Joost de Heer for providing computer time.
%E A079485 Link to Extremal [Chess] Problems of R. P. Stanley corrected by Johannes 
               W. Meijer (meijgia(AT)hotmail.com), Mar 01 2009

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