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A299448 Number of n X 5 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1

%I #6 Apr 17 2023 15:24:29

%S 8,32,10,32,231,163,546,2904,2321,8729,37095,34873,133308,479406,

%T 532460,2010313,6292009,8198893,30089392,84206120,126909538,448256806,

%U 1150937204,1973045921,6665452062,16078638245,30784208565,99193604275

%N Number of n X 5 0..1 arrays with every element equal to 0, 1, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299451.

%H R. H. Hardin, <a href="/A299448/b299448.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299451.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 10 2018

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Last modified April 20 02:14 EDT 2024. Contains 371798 sequences. (Running on oeis4.)