A299811 - OEIS

%I #4 Feb 19 2018 15:36:20

%S 8,50,91,1739,11460,91721,1087487,10193140,99383076,1071450983,

%T 10760116270,109527656074,1142415155131,11679845199902,

%U 119942241643276,1239052652910895,12729362936663749,130960802032004026

%N Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299814.

%H R. H. Hardin, <a href="/A299811/b299811.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299814.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 19 2018