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A207130 Number of nX4 0..3 arrays avoiding the pattern z z+1 z in any row or column 1

%I

%S 232,53824,10372917,1981367324,379555408075,72730695900843,

%T 13936149462971657,2670326540879305294,511665577607214468022,

%U 98041087982933955583113,18785814802217899809099644

%N Number of nX4 0..3 arrays avoiding the pattern z z+1 z in any row or column

%C Column 4 of A207134

%H R. H. Hardin, <a href="/A207130/b207130.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

%e ..3..1..1..1....1..0..2..3....0..0..1..2....3..2..2..1....1..3..0..1

%e ..3..3..3..1....2..1..1..0....0..3..3..0....1..2..2..0....0..0..1..1

%e ..3..1..3..3....3..3..0..1....1..0..1..2....1..3..1..3....0..1..1..3

%e ..3..1..1..1....0..0..3..2....1..1..0..0....1..0..3..3....3..1..3..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 15 2012

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Last modified August 13 20:26 EDT 2022. Contains 356107 sequences. (Running on oeis4.)