%I #4 Nov 14 2017 11:17:05
%S 13,276,4151,70982,1182050,19730839,329926211,5515740725,92205260806,
%T 1541063984572,25759534940464,430584699866692,7197345587681614,
%U 120305799118958433,2010947909346600680,33613611708635276941
%N Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 1 or 3 1s.
%C Column 7 of A295097.
%H R. H. Hardin, <a href="/A295096/b295096.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..0..0..1..1. .0..0..1..0..0..0..0. .0..0..1..1..0..0..0
%e ..0..0..0..0..0..0..0. .0..1..1..0..0..0..0. .0..0..0..0..0..0..0
%e ..0..0..0..0..0..1..1. .0..0..1..0..0..1..1. .0..0..1..1..0..1..0
%e ..0..1..1..0..1..0..0. .0..0..0..1..1..0..0. .0..0..0..0..0..1..0
%e ..0..0..0..1..1..1..0. .1..1..0..0..0..1..1. .0..0..1..1..0..0..0
%Y Cf. A295097.
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 14 2017
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