%I #4 Jan 02 2018 15:13:02
%S 21,1845,45036,1580681,56630842,1906300826,65775301075,2265577299182,
%T 77814433907002,2676719924368494,92051980153163166,
%U 3165307212249071372,108852027486036181894,3743236634629271063055,128723199495612208662339
%N Number of nX6 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1, 2 or 3 neighboring 1s.
%C Column 6 of A297654.
%H R. H. Hardin, <a href="/A297652/b297652.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..1..1..0..0..0..0. .1..1..0..0..1..0. .1..1..1..0..1..0. .0..1..0..1..0..0
%e ..1..0..1..0..1..1. .1..1..0..1..1..0. .0..1..0..0..1..1. .1..0..1..0..0..0
%e ..0..1..1..1..0..1. .1..0..0..0..1..1. .0..0..1..0..0..1. .0..0..1..1..1..0
%Y Cf. A297654.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 02 2018
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