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A233946
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Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 4
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1
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29970, 1679760, 95457842, 5575336614, 327319305140, 19296601133264, 1138816865389902, 67264062582427834, 3973614297586146048, 234785185012418536432, 13872708251898895945224, 819735564741871576328890
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=1
..0..2..1..2..2..0....2..2..0..1..2..2....0..0..1..2..1..0....2..0..0..2..0..2
..1..1..0..0..2..1....0..2..2..1..0..1....2..1..0..1..2..1....0..0..2..2..0..0
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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