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A302811 Number of 5Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1

%I #4 Apr 13 2018 13:11:23

%S 16,512,6084,82367,1089773,14458177,192211013,2552331329,33899848278,

%T 450271081482,5980471515193,79433046406375,1055034976137769,

%U 14013032591127253,186121941517382653,2472082683795436664

%N Number of 5Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Row 5 of A302808.

%H R. H. Hardin, <a href="/A302811/b302811.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..0. .0..0..0..0..0. .0..0..0..0..0

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

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

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

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

%Y Cf. A302808.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 13 2018

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Last modified June 24 19:44 EDT 2024. Contains 373690 sequences. (Running on oeis4.)