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%I #4 Mar 31 2012 12:37:01
%S 338578395,167047130892,52148478516988,9654523816277542,
%T 1164825006247347513
%N Number of (n+1)X7 0..7 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) nondecreasing in column and row directions, respectively
%C Column 6 of A204339
%e Some solutions for n=4
%e ..5..4..4..4..2..3..4....5..4..4..2..2..3..5....4..4..7..4..4..6..6
%e ..4..5..5..5..7..6..7....4..5..5..7..7..7..7....1..7..4..7..7..7..7
%e ..4..6..6..6..6..7..6....6..5..5..7..7..7..7....4..4..7..7..7..7..7
%e ..4..6..6..6..7..6..7....4..7..7..7..7..7..7....2..6..7..7..7..7..7
%e ..7..5..7..7..6..7..7....4..7..7..7..7..7..7....3..7..7..7..7..7..7
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 14 2012