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Number of nX5 0..1 arrays with every element equal to 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero.
1

%I #4 Jan 12 2018 09:00:28

%S 0,11,1,28,154,520,1574,7204,28790,105055,437163,1792603,6981116,

%T 28580319,115795593,464405679,1883192839,7625910371,30781567549,

%U 124586304213,504301473498,2038932788749,8250005089404,33384996732923

%N Number of nX5 0..1 arrays with every element equal to 2, 3, 5 or 6 king-move adjacent elements, with upper left element zero.

%C Column 5 of A298087.

%H R. H. Hardin, <a href="/A298084/b298084.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=7

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

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

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

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

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

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

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

%Y Cf. A298087.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 12 2018