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Number of nX7 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
1

%I #4 Feb 06 2018 13:38:12

%S 8,99,593,11252,167810,3203795,60731972,1089584523,20249517439,

%T 376576842172,6933812025046,128217475610989,2373760598011141,

%U 43877591299939779,811240029844441755,15004022659152917520

%N Number of nX7 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299314.

%H R. H. Hardin, <a href="/A299313/b299313.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

%e ..0..0..1..1..0..1..1. .0..1..0..1..1..1..1. .0..0..1..1..1..1..0

%e ..0..1..1..1..1..0..0. .1..0..1..0..0..0..0. .1..1..0..0..0..0..1

%e ..0..0..0..1..1..1..1. .0..1..0..1..0..0..1. .0..0..0..0..0..1..0

%e ..0..0..0..0..0..0..1. .0..1..1..1..1..0..1. .0..1..1..0..0..1..0

%e ..0..1..1..0..0..1..1. .1..1..1..1..0..1..0. .1..1..1..1..0..1..0

%Y Cf. A299314.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 06 2018