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A252887 Number of (5+2)X(n+2) 0..2 arrays with every consecutive three elements in every row having 2 or 3 distinct values, in every column 1 or 2 distinct values, in every diagonal 2 distinct values, and in every antidiagonal 2 distinct values, and new values 0 upwards introduced in row major order 1

%I

%S 717426,9590968,160464987,2937661429,55869292808,1063774566780,

%T 20361858579086,390655281525121,7491014851778687,143863188831952554,

%U 2762695897224511101,53040833335697274698,1018801052975092493137

%N Number of (5+2)X(n+2) 0..2 arrays with every consecutive three elements in every row having 2 or 3 distinct values, in every column 1 or 2 distinct values, in every diagonal 2 distinct values, and in every antidiagonal 2 distinct values, and new values 0 upwards introduced in row major order

%C Row 5 of A252882

%H R. H. Hardin, <a href="/A252887/b252887.txt">Table of n, a(n) for n = 1..16</a>

%e Some solutions for n=1

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 24 2014

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Last modified May 20 03:10 EDT 2019. Contains 323412 sequences. (Running on oeis4.)