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Subject: Re: Nodecounts

Author: Michel Langeveld

Date: 07:53:42 06/05/99

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ID Number: A006494
Sequence:  1,20,400,8902,197281,4865617,119060679,3195913043
Name:      Number of chess games that end in exactly n plies plus games that
terminate (i.e. mate) in
           less than n plies.
See also:  Cf. A019319.
Keywords:  nonn,hard
Offset:    0
Author(s): Ken Thompson (ken@plan9.bell-labs.com)
Extension: This is the preferred version of this sequence.

Do you know why ply 5 is different according to Ken Thompson?

Michel Langeveld ( rudolf@stad.dsl.nl)



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