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Number of nX5 0..1 arrays with every element equal to 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
1

%I #4 Jan 13 2018 10:53:21

%S 0,10,62,233,2621,21537,175014,1557284,13225388,115057043,995377715,

%T 8609735775,74634586211,646239250543,5597827267858,48490327697080,

%U 420018142359036,3638291956178446,31515344567810130,272991120320041375

%N Number of nX5 0..1 arrays with every element equal to 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.

%C Column 5 of A298133.

%H R. H. Hardin, <a href="/A298130/b298130.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=7

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

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

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

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

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

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

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

%Y Cf. A298133.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 13 2018