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A220784 Agreement numbers: number of nX3 arrays of the count of horizontal and vertical neighbors equal to the corresponding element in a random 0..3 nX3 array 0

%I #3 Dec 20 2012 06:08:03

%S 4,66,1197,21551,388159,6991108,125915577,2267843221,40845722318,

%T 735665065835

%N Agreement numbers: number of nX3 arrays of the count of horizontal and vertical neighbors equal to the corresponding element in a random 0..3 nX3 array

%C Column 3 of A220786

%e Some solutions for n=3

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

%e ..2..4..3....0..3..3....3..3..1....1..1..0....1..3..0....1..1..1....0..2..2

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 20 2012

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Last modified April 25 12:53 EDT 2024. Contains 371969 sequences. (Running on oeis4.)