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A187936 Number of (n+2)X7 binary arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum 0

%I

%S 3188,14308,435194,7443374,167909728,3490809390,75359054474,

%T 1600390024874,34388021244382,736688645134204,15821989912283976,

%U 339477706692286110

%N Number of (n+2)X7 binary arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum

%C Column 5 of A187940

%e Some solutions for 4X7

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 16 2011

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Last modified May 24 10:38 EDT 2022. Contains 354033 sequences. (Running on oeis4.)