%I #3 Dec 08 2013 06:25:14
%S 81,1928,38240,781467,15009944,270547199,4578333280,72152875243
%N Number of (6+1)X(n+1) 0..1 arrays x(i,j) with row sums sum{j*x(i,j), j=1..n+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..6+1} nondecreasing
%C Row 6 of A233366
%e Some solutions for n=3
%e ..1..1..0..0....1..0..0..0....1..0..1..0....1..1..0..0....0..0..0..0
%e ..0..1..0..1....0..0..1..0....1..1..1..0....1..1..0..0....0..1..0..0
%e ..1..1..1..0....1..0..0..1....0..1..0..1....0..1..1..0....0..1..1..0
%e ..0..1..0..1....0..1..1..0....0..0..1..1....0..0..1..1....0..1..0..1
%e ..1..0..1..1....0..1..1..0....1..0..1..1....1..1..0..1....0..0..1..1
%e ..1..0..1..1....0..1..0..1....0..1..1..1....0..0..1..1....0..0..1..1
%e ..0..1..1..1....1..0..1..1....0..1..1..1....1..1..1..1....1..1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 08 2013