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%I #7 Apr 26 2021 14:19:33
%S 2,10,153,7697,1031105,451200772,697702378939,3293112511839389,
%T 46764849359077493872,2109508899293218313962632
%N Number of n X n 0..1 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors.
%C Diagonal of A231523.
%e Some solutions for n=4
%e ..0..0..0..0....1..0..1..1....0..1..1..1....0..0..0..0....1..0..0..0
%e ..1..0..0..0....0..0..0..0....1..0..1..1....0..0..0..1....1..0..0..1
%e ..1..1..0..1....0..0..0..0....0..0..0..1....0..0..0..0....0..0..0..0
%e ..0..0..1..1....1..1..1..0....0..1..1..0....1..1..1..0....1..1..1..0
%Y Cf. A231523.
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 10 2013