%I #3 Dec 03 2013 19:32:28
%S 34,319,2875,30692,334580,3654675,39886178,433495407,4690717033,
%T 50556528980
%N Number of (n+1)X(4+1) 0..1 arrays x(i,j) with row sums sum{x(i,j), j=1..4+1} nondecreasing, and column sums sum{i*x(i,j), i=1..n+1} nondecreasing
%C Column 4 of A233062
%e Some solutions for n=5
%e ..0..0..1..0..1....0..0..0..1..0....0..0..1..0..0....0..0..0..1..1
%e ..1..0..1..0..0....0..0..0..1..1....1..0..1..1..0....1..0..1..0..0
%e ..0..0..1..1..0....0..1..0..1..0....1..0..1..0..1....0..1..0..1..0
%e ..0..1..0..1..0....1..0..1..1..1....0..1..0..1..1....0..0..1..1..1
%e ..1..0..0..1..1....0..1..1..1..1....0..1..1..1..1....0..1..0..1..1
%e ..0..1..1..0..1....1..1..1..0..1....0..1..1..1..1....1..0..1..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 03 2013
|