[Retros] At home proof games in 7.0 moves

Otto Janko otto at janko.at
Thu Feb 10 12:06:25 EST 2005


Hi Francois


> http://www.janko.at/Retros/Shorties/index.htm

>

> The number of at-home proof games in 0,1,2,...,14 plies is

> the integer sequence

>

> 1, 0, 0, 0, 0, 0, 0, 0, 10, 41, 116, 335, 1111, 2619, 6067.

>

> [...]

>

> Some of these proof games aren't "shortest" proof games. Here are the

> numbers of such proof games in 8,...,14 plies.

>

> 0, 0, 2, 17, 34, 89, 175.

>

> [...]


What about a contribution to the "Encyclopedia of Integer Sequences"?

-> http://www.research.att.com/~njas/sequences/index.html

~ÔttÔ~




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