A304345 - OEIS

%I #4 May 11 2018 14:15:35

%S 32,284,613,4733,27505,135445,741942,4355191,24554331,139375272,

%T 804302231,4642202166,26767954210,154996276426,898640317819,

%U 5213503303962,30283849252967,176049152408097,1024019896746808

%N Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.

%C Column 6 of A304347.

%H R. H. Hardin, <a href="/A304345/b304345.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A304347.

%K nonn

%O 1,1

%A _R. H. Hardin_, May 11 2018