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A198659 Number of nX5 0..7 arrays with values 0..7 introduced in row major order and each element equal to at least one horizontal or vertical neighbor 0

%I

%S 3,488,98467,40065880,22693251873,17510670291958

%N Number of nX5 0..7 arrays with values 0..7 introduced in row major order and each element equal to at least one horizontal or vertical neighbor

%C Column 5 of A198661

%e Some solutions with all values 0 to 7 for n=4

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

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

%e ..2..2..3..4..5....4..4..5..6..7....4..5..6..6..0....5..6..7..7..4

%e ..6..6..7..7..5....2..2..5..6..7....4..5..5..7..7....5..6..7..3..3

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 28 2011

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Last modified April 5 00:43 EDT 2020. Contains 333238 sequences. (Running on oeis4.)