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 A296961 Number of nX6 0..1 arrays with each 1 adjacent to 2, 3 or 5 king-move neighboring 1s. 1

%I #4 Dec 22 2017 11:39:04

%S 1,301,3994,44519,1064451,21225209,374855869,7251402774,141096153092,

%T 2680029215380,51272115494802,984980196913222,18863441710573394,

%U 361266332523952957,6924513540524589087,132688518724160289539

%N Number of nX6 0..1 arrays with each 1 adjacent to 2, 3 or 5 king-move neighboring 1s.

%C Column 6 of A296963.

%H R. H. Hardin, <a href="/A296961/b296961.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A296963.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 22 2017

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Last modified June 18 02:11 EDT 2024. Contains 373468 sequences. (Running on oeis4.)