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Unmatched value maps: number of 4Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..2 4Xn array
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%I #3 Nov 09 2012 08:40:56

%S 1,126,2374,31857,462668,7027671,105807897,1583929029,23732266546,

%T 355842741628,5335066750849

%N Unmatched value maps: number of 4Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..2 4Xn array

%C Row 4 of A219002

%e Some solutions for n=3

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

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Nov 09 2012