%I #4 Jan 04 2018 22:02:52
%S 1,876,21116,268630,6812856,183324631,4021047904,89397422003,
%T 2107800484124,48991993784653,1122852568198335,25900643054077073,
%U 599236232228096280,13831438744530944473,319108863737459622613
%N Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 4 neighboring 1s.
%C Row 6 of A297720.
%H R. H. Hardin, <a href="/A297725/b297725.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..0. .0..1..1. .0..1..1. .0..0..1. .0..0..0. .0..0..1. .0..1..0
%e ..0..0..1. .1..1..0. .1..0..0. .1..1..1. .0..1..0. .1..1..0. .1..1..0
%e ..0..0..0. .1..0..1. .1..1..1. .0..0..1. .1..0..0. .0..0..0. .0..0..0
%e ..1..0..0. .0..1..0. .0..1..1. .0..1..0. .0..0..0. .1..1..0. .0..1..1
%e ..0..1..1. .0..0..0. .1..0..0. .0..1..1. .1..0..0. .1..1..0. .1..0..0
%e ..0..0..0. .1..1..1. .1..1..0. .1..0..0. .1..1..0. .0..0..0. .0..0..0
%Y Cf. A297720.
%K nonn
%O 1,2
%A _R. H. Hardin_, Jan 04 2018
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