%I #4 Mar 07 2017 10:46:25
%S 16,236,2944,39268,519252,6865368,90803472,1200890168,15882218184,
%T 210047690772,2777952473964,36739369719812,485890702739492,
%U 6426070385501460,84986974086126936,1123981738831575460
%N Number of nX4 0..1 arrays with no 1 equal to more than three of its horizontal, vertical and antidiagonal neighbors.
%C Column 4 of A283415.
%H R. H. Hardin, <a href="/A283411/b283411.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 8*a(n-1) +58*a(n-2) +137*a(n-3) +127*a(n-4) +60*a(n-5) -128*a(n-6) +83*a(n-7) -150*a(n-8) +97*a(n-9) -59*a(n-10) +32*a(n-11) -9*a(n-12) +a(n-13) for n>15
%e Some solutions for n=4
%e ..0..0..1..1. .1..0..0..0. .0..0..0..1. .1..0..1..0. .0..1..0..1
%e ..0..0..0..1. .1..1..1..1. .0..1..0..1. .0..1..0..1. .1..0..1..0
%e ..1..0..1..1. .0..0..0..0. .0..1..0..0. .0..0..0..0. .0..0..0..0
%e ..1..1..0..0. .0..0..1..1. .0..0..1..1. .0..0..1..0. .0..0..1..0
%Y Cf. A283415.
%K nonn
%O 1,1
%A _R. H. Hardin_, Mar 07 2017
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