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A233817
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Number of (n+1)X(7+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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667200, 8669484, 100402408, 1586833704, 20442834720, 376273555864, 5136685499560, 109861005202268, 1552605841631744, 38143729537606948, 548802964953591032, 15068815959103418508, 218410350957390297296
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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
..1..2..3..5..5..5..3..2....2..0..2..1..2..3..5..5....0..1..1..2..3..2..3..2
..0..2..4..3..4..3..4..4....0..1..2..0..2..4..3..4....0..2..3..1..3..1..1..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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