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A233814
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Number of (n+1)X(4+1) 0..5 arrays with every 2X2 subblock having the sum of the squares of all six edge and diagonal differences equal to 11
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1
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8136, 59164, 403108, 3261172, 23737972, 208935048, 1586833704, 15004751648, 117407564852, 1174169462004, 9371501533140, 97560060408400, 788418210069248, 8432280543231988, 68659109718131364, 747287550316440532
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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=2
..4..4..4..2..3....4..3..4..2..1....2..3..2..0..0....1..1..2..1..3
..2..3..2..3..1....4..2..2..3..1....3..1..1..2..1....3..2..0..2..3
..3..1..3..1..2....3..4..3..1..2....3..2..3..1..3....3..1..0..1..3
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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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