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A233882
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Number of (n+1)X(7+1) 0..2 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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24000, 415092, 5566176, 103547288, 1417225464, 28822097624, 403041750472, 9028173362936, 128899169832896, 3140129194780208, 45567614381822120, 1178446461671972396, 17284251624362041472, 463730423218677618388
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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
..2..1..0..1..0..2..0..0....2..0..0..2..1..2..2..2....2..2..1..2..1..0..1..2
..2..0..2..2..2..1..2..1....1..2..1..0..2..0..1..0....1..0..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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