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A233889
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Number of (n+1)X(5+1) 0..6 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 30, and no two adjacent values equal
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1
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14272, 233468, 3580624, 64285728, 1057449360, 19042134996, 317752132336, 5699659660192, 95672524656808, 1710056944521848, 28808634496770576, 513494553573001252, 8673268580432752592, 154254189104019245612
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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..6..5..3..5....0..4..0..1..3..1....0..2..0..3..0..3....3..0..2..3..6..4
..4..1..3..1..4..1....2..1..2..5..6..2....1..5..1..5..4..2....5..1..5..1..2..1
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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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