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Number of nX7 0..5 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 10213,2282090278,241217648933826,21056749683696452598,

%T 1927846292259028240187308,179109172750066296411502125680

%N Number of nX7 0..5 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor

%C Column 7 of A203057

%e Some solutions for n=5

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 28 2011