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Number of nX7 0..6 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor
0

%I #4 Mar 31 2012 12:36:55

%S 22736,13830934581,3898031053158067,877818049790930479334,

%T 207287504789972922629533641,49914811479638345089686932458181

%N Number of nX7 0..6 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor

%C Column 7 of A203066

%e Some solutions for n=5

%e ..4..2..0..6..2..2..4....1..5..1..1..3..6..0....6..2..1..2..6..3..2

%e ..4..3..1..6..6..5..4....2..5..5..3..5..6..3....6..0..0..1..6..0..5

%e ..3..1..2..4..3..2..2....5..4..0..1..1..0..1....0..2..5..0..3..1..5

%e ..6..5..0..3..0..4..5....5..3..4..1..1..2..2....4..4..5..5..0..3..1

%e ..6..3..2..6..6..3..5....1..2..6..6..5..1..0....5..5..0..2..6..6..4

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 28 2011