%I #4 Feb 16 2018 07:46:15
%S 21,348,3226,159324,3247879,120453362,4582634341,154482346317,
%T 5662974500151,210384261219346,7559261180323415,276878327636310469,
%U 10159747543598303848,370022548604712000777,13533405466101387449313
%N Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
%C Column 7 of A299689.
%H R. H. Hardin, <a href="/A299688/b299688.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..0..0..0..0..1. .0..0..0..0..0..0..0. .0..0..1..0..1..1..0
%e ..0..0..1..1..0..0..1. .0..0..1..1..0..1..1. .0..0..0..1..1..1..1
%e ..0..0..1..1..0..0..0. .0..0..1..1..0..1..1. .0..0..1..0..0..1..1
%e ..0..0..1..1..1..0..1. .0..0..1..0..0..1..0. .0..0..0..0..0..0..1
%e ..0..0..1..1..1..1..0. .0..0..1..0..0..1..0. .0..0..0..0..0..1..0
%Y Cf. A299689.
%K nonn
%O 1,1
%A _R. H. Hardin_, Feb 16 2018
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