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%I #6 Dec 18 2015 18:18:46
%S 3,22,852,196196,266779524,1843879894941,65537195133679516,
%T 12236511620555899150414,12152563947065097047918908554,
%U 63842838047289027375275493667996131
%N Number of n X n 0..2 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors
%C Diagonal of A232023
%H R. H. Hardin, <a href="/A232016/b232016.txt">Table of n, a(n) for n = 1..13</a>
%e Some solutions for n=4
%e ..0..0..0..0....1..0..0..1....2..0..0..1....1..0..0..0....0..0..0..0
%e ..1..1..0..1....0..0..2..0....0..0..0..0....0..1..2..2....1..0..0..2
%e ..0..0..0..0....2..2..0..0....0..2..0..0....1..1..1..1....0..0..2..1
%e ..0..0..0..0....2..2..1..1....2..0..0..2....1..1..2..2....0..2..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 17 2013
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