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%I #4 Apr 08 2018 10:13:45
%S 2,45,203,1401,8493,53575,331044,2075845,12918219,80580322,502619295,
%T 3134437862,19546771248,121911745097,760295303506,4741622947607,
%U 29571672780560,184425813286537,1150185892959279,7173237104348896
%N Number of nX4 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
%C Column 4 of A302472.
%H R. H. Hardin, <a href="/A302468/b302468.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 6*a(n-1) +12*a(n-2) -10*a(n-3) -350*a(n-4) -463*a(n-5) +2158*a(n-6) +6008*a(n-7) +995*a(n-8) -30299*a(n-9) -33211*a(n-10) +23109*a(n-11) +127114*a(n-12) +59583*a(n-13) -65641*a(n-14) -141390*a(n-15) -153776*a(n-16) -125078*a(n-17) +237435*a(n-18) +444475*a(n-19) +30983*a(n-20) -39246*a(n-21) -417333*a(n-22) -168134*a(n-23) -48749*a(n-24) -49299*a(n-25) +488245*a(n-26) -184701*a(n-27) +52666*a(n-28) +43362*a(n-29) -164218*a(n-30) +175669*a(n-31) -96181*a(n-32) -14426*a(n-33) +1645*a(n-34) -17110*a(n-35) +18717*a(n-36) -8816*a(n-37) +738*a(n-38) +18*a(n-39) +434*a(n-40) +306*a(n-41) -156*a(n-42) +144*a(n-43) for n>44
%e Some solutions for n=5
%e ..0..0..0..1. .0..0..1..1. .0..0..0..0. .0..1..1..0. .0..0..1..1
%e ..0..0..1..0. .1..0..0..1. .1..1..1..1. .0..0..0..1. .1..0..1..1
%e ..1..0..1..1. .0..1..1..1. .1..0..0..0. .1..1..1..0. .0..1..0..0
%e ..1..1..0..1. .0..1..1..1. .0..1..1..1. .1..0..0..1. .1..1..0..0
%e ..1..0..1..0. .0..0..1..1. .0..0..0..0. .0..0..1..1. .1..1..0..0
%Y Cf. A302472.
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 08 2018
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