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Old 2020-06-22, 06:33   #3
R. Gerbicz
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"Robert Gerbicz"
Oct 2005

1,459 Posts

Originally Posted by petrw1 View Post
I'm interested in the proportion (or equivalently the number) of arrangements in which the 80 tiles can be placed on the board such that no player gets 5 in a row, orthogonally or diagonally.
So there is no at least 5 in a line?
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