|
%I #6 Sep 07 2022 08:05:43
%S 32,284,706,5883,44018,273102,1906841,13506787,92623868,641933451,
%T 4471064237,31021448962,215305522148,1495767093055,10387416412282,
%U 72132606772009,500962748297230,3479117395765447,24161812079182379
%N Number of n X 6 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
%C Column 6 of A316218.
%H R. H. Hardin, <a href="/A316216/b316216.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=5
%e ..0..0..1..0..1..1. .0..0..1..0..0..0. .0..0..1..1..1..1. .0..1..0..0..1..0
%e ..1..0..0..0..0..0. .0..0..0..0..0..1. .1..1..1..1..1..1. .0..0..0..0..0..0
%e ..0..0..0..0..0..0. .1..0..0..0..0..1. .1..1..1..1..1..0. .0..0..0..1..0..0
%e ..1..0..0..0..1..0. .0..0..0..0..0..0. .1..0..0..1..0..1. .0..0..0..0..0..0
%e ..0..1..0..0..0..0. .0..0..1..0..0..0. .0..1..0..0..0..0. .0..1..0..0..1..0
%Y Cf. A316218.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jun 26 2018
| 