A317008 - OEIS

%I #4 Jul 18 2018 19:32:56

%S 16,192,1704,16048,147281,1372782,12838095,120108770,1124195594,

%T 10524878708,98550592637,922850729408,8642158545087,80932571989018,

%U 757932288592261,7098080021451769,66474230286254441,622539435306862178

%N Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A317011.

%H R. H. Hardin, <a href="/A317008/b317008.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A317011.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 18 2018