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A303425 Number of 6 X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1

%I #6 Jan 20 2024 17:08:49

%S 32,2048,123732,7486369,454381369,27575294129,1673186560760,

%T 101524906002993,6160343885638868,373798050227180138,

%U 22681348975409801485,1376260828428633974651,83508874354023488037997

%N Number of 6 X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Row 6 of A303421.

%H R. H. Hardin, <a href="/A303425/b303425.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A303425/a303425.txt">Empirical recurrence of order 44</a>

%F Empirical recurrence of order 44 (see link above).

%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..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0

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

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

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

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

%Y Cf. A303421.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 23 2018

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)