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A298277 Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. 1

%I #4 Jan 16 2018 08:06:51

%S 3,236,6013,136006,3214459,75989207,1794078025,42359577845,

%T 1000164240246,23615143328742,557583249248412,13165241600498413,

%U 310847913490788822,7339510240639622403,173295068642865220584,4091714546975134949491

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.

%C Column 5 of A298280.

%H R. H. Hardin, <a href="/A298277/b298277.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A298277/a298277.txt">Empirical recurrence of order 92</a>

%F Empirical recurrence of order 92 (see link above)

%e Some solutions for n=4

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

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

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

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

%Y Cf. A298280.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 16 2018

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)