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Number of nX5 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX5 array
1

%I #4 Nov 23 2012 13:45:48

%S 15,55,550,4152,26006,164075,1093496,7362866,47724022,292277921,

%T 1695340197,9384561666,49848123324,254860709784,1257031665966,

%U 5994561288262,27703365847356,124331694874481,542842646444008

%N Number of nX5 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX5 array

%C Column 5 of A219595

%H R. H. Hardin, <a href="/A219592/b219592.txt">Table of n, a(n) for n = 1..25</a>

%e Some solutions for n=3

%e ..1..1..0..0..0....2..0..0..0..0....1..0..0..0..0....1..1..1..1..0

%e ..1..1..0..0..0....2..1..0..0..0....1..1..0..0..0....1..1..1..0..0

%e ..1..1..1..0..0....2..2..1..1..0....2..1..2..2..1....2..1..0..0..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Nov 23 2012