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A209473 Number of nX5 0..2 arrays with every element value z a city block distance of exactly z from another element value z 1

%I #5 Mar 31 2012 12:37:28

%S 21,4357,872155,128482557,18325569581,2562183150939,361061356214305,

%T 51319914886788615,7305894279344843019,1039334276592539794039,

%U 147753108120172416661659,21001491074931334724912493

%N Number of nX5 0..2 arrays with every element value z a city block distance of exactly z from another element value z

%C Column 5 of A209476

%H R. H. Hardin, <a href="/A209473/b209473.txt">Table of n, a(n) for n = 1..146</a>

%e Some solutions for n=3

%e ..0..0..1..2..2....0..0..2..1..0....1..2..1..1..0....1..1..0..2..2

%e ..2..2..1..2..0....1..2..1..1..2....1..1..0..2..0....2..1..0..1..1

%e ..2..2..0..2..2....1..2..0..2..0....1..2..2..2..2....2..2..2..2..2

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 09 2012

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)