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A302969 Number of 6Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1

%I #4 Apr 16 2018 11:58:12

%S 32,2048,24602,395493,5602382,83644490,1233435694,18159869483,

%T 268409524880,3957450379702,58402548130271,861812274348049,

%U 12715310968740330,187629366615561495,2768525577015049111

%N Number of 6Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Row 6 of A302965.

%H R. H. Hardin, <a href="/A302969/b302969.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

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

%Y Cf. A302965.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2018

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Last modified September 16 17:19 EDT 2024. Contains 375976 sequences. (Running on oeis4.)