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%I #4 Feb 06 2018 13:22:39
%S 8,2048,13075,144040,3860858,76611604,1227812226,23819382545,
%T 471369052777,8749447076371,164571560365968,3152188315142786,
%U 59832211663862100,1132092731063667371,21504285978321722965
%N Number of nX7 0..1 arrays with every element equal to 1, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
%C Column 7 of A299307.
%H R. H. Hardin, <a href="/A299306/b299306.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..1..0..1..0..0..1. .0..1..0..1..1..1..1. .0..1..1..1..0..1..0
%e ..0..1..0..1..1..0..1. .0..1..0..0..1..0..0. .0..1..0..0..0..0..1
%e ..0..1..1..1..1..1..0. .0..1..1..1..1..1..1. .0..1..0..0..0..0..0
%e ..0..1..0..1..1..0..1. .0..1..0..1..1..0..1. .1..0..1..0..0..1..1
%e ..0..0..1..0..0..1..0. .0..0..1..1..0..1..0. .0..0..0..1..1..0..1
%Y Cf. A299307.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 06 2018