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%I #4 Jan 03 2018 12:33:14
%S 128,747,32173,358972,10084740,150761147,3487451085,59854521809,
%T 1263544138037,23153469283080,468020809803575,8846294320139442,
%U 175169339607743899,3359920008363870018,65882834491610105219
%N Number of 7Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 0, 2 or 4 neighboring 1s.
%C Row 7 of A297694.
%H R. H. Hardin, <a href="/A297700/b297700.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..1..0. .0..0..0. .0..0..0. .1..0..1. .1..0..1. .0..1..0. .1..1..1
%e ..0..0..0. .0..1..0. .0..0..0. .1..0..0. .0..0..0. .1..0..1. .0..1..0
%e ..1..0..0. .0..1..0. .1..0..1. .1..0..0. .1..1..1. .1..1..1. .0..1..0
%e ..0..0..0. .1..0..1. .1..0..0. .0..0..0. .1..1..1. .0..1..0. .0..0..0
%e ..0..1..0. .0..1..0. .0..0..0. .0..0..0. .0..0..0. .0..0..0. .0..0..1
%e ..0..0..0. .0..1..0. .0..0..1. .1..0..0. .0..0..0. .0..1..1. .0..0..1
%e ..0..1..0. .0..1..0. .1..0..0. .0..0..1. .0..0..0. .1..1..0. .1..0..1
%Y Cf. A297694.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 03 2018