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A297101 Number of nX7 0..1 arrays with no 1 adjacent to 4 king-move neighboring 1s. 1

%I #4 Dec 25 2017 14:17:01

%S 128,11264,602723,40369420,2685011300,175908737504,11598374165583,

%T 764506387012021,50370121334317960,3319307861832309966,

%U 218734610711895950696,14413917096521078815283,949837170817983949631867

%N Number of nX7 0..1 arrays with no 1 adjacent to 4 king-move neighboring 1s.

%C Column 7 of A297102.

%H R. H. Hardin, <a href="/A297101/b297101.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

%Y Cf. A297102.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 25 2017

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)