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Number of n X 7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than itself.
0

%I #6 Apr 25 2023 13:41:49

%S 119,219807,126914055,161187862053,170481239106658,183732499361910707,

%T 200900509921996396385

%N Number of n X 7 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than itself.

%C Column 7 of A196430.

%e Some solutions for n=3

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

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

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

%Y Cf. A196430.

%K nonn

%O 1,1

%A _R. H. Hardin_, Oct 02 2011