%I #3 Jan 16 2013 16:19:31
%S 5040,9344160,5411750400,782137036800,20449013760000,61479419904000,
%T 61479419904000
%N Number of nX7 1..(max n,7) arrays with each row and column having unrepeated values
%C Column 7 of A221438
%e Some solutions for n=2
%e ..1..2..3..4..5..6..7....1..3..5..2..6..4..7....1..2..3..4..7..6..5
%e ..2..7..1..3..6..4..5....2..5..6..4..3..7..1....2..4..6..1..5..3..7
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 16 2013
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