A303014 - OEIS

%I #6 Oct 13 2021 14:59:26

%S 32,360,1797,18513,166978,1298140,11644063,101648313,858924912,

%T 7482951714,64819965354,557823701105,4829798750659,41772314507935,

%U 360842334409936,3120493925974113,26981104305825800,233241052359265107

%N Number of n X 6 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Column 6 of A303016.

%H R. H. Hardin, <a href="/A303014/b303014.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A303016.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 17 2018