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Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
1

%I #4 Jul 09 2018 11:26:48

%S 3,51,117,277,3988,13869,54941,427096,1946889,9366796,57663268,

%T 295969544,1539763069,8765786966,47008512064,252662845220,

%U 1403048644300,7643576472481,41637425213850,229520211886381,1257575861723627

%N Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A316648.

%H R. H. Hardin, <a href="/A316645/b316645.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A316648.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 09 2018