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A252951 Number of (n+2)X(7+2) 0..2 arrays with every consecutive three elements in every row, column and nw-se diagonal having exactly two distinct values, and new values 0 upwards introduced in row major order 0

%I

%S 776160,5419521,52118784,603797472,7763464440,104852356227,

%T 1453390671726,20393839045575,287973042727734,4079571555719709,

%U 57885342203674728,821897508461611833

%N Number of (n+2)X(7+2) 0..2 arrays with every consecutive three elements in every row, column and nw-se diagonal having exactly two distinct values, and new values 0 upwards introduced in row major order

%C Column 7 of A252952

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 25 2014

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Last modified May 27 11:47 EDT 2022. Contains 354097 sequences. (Running on oeis4.)