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Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1

%I #4 Feb 11 2018 06:07:39

%S 3,23,63,439,2336,13836,84449,477162,2791607,16636917,97058395,

%T 570262874,3367162901,19801727995,116509777747,686290995336,

%U 4040692813238,23787554620668,140061126398047,824696516000949,4855665877463138

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299514.

%H R. H. Hardin, <a href="/A299511/b299511.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..0..0..0. .0..0..0..1..0. .0..1..1..1..0

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

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

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

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

%Y Cf. A299514.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 11 2018