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A229503 Number of defective 3-colorings of an n X n 0..2 array connected diagonally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order 0

%I

%S 0,6,480,50112,9854784,4032737280,3594819388032,7178082866740800,

%T 32598674667546519744,340101114114677727107520,

%U 8206049057729134245814363392

%N Number of defective 3-colorings of an n X n 0..2 array connected diagonally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order

%C Diagonal of A229510

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Sep 25 2013

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Last modified October 25 01:18 EDT 2020. Contains 338010 sequences. (Running on oeis4.)