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Majority value maps: number of n X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 n X n array
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%I #5 Dec 18 2015 18:18:23

%S 1,7,136,7462,1829169,1509240923,4230913273170

%N Majority value maps: number of n X n binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 n X n array

%C Diagonal of A220386

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Dec 13 2012