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A205888
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Number of (n+1)X3 0..2 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors
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1
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554, 6020, 61588, 611694, 6120848, 61390466, 614898304, 6157484270, 61672984268, 617734678850, 6187197246104, 61970028984608, 620687473298300, 6216773841601974, 62266772844126432, 623659379964465252
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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=3
..2..2..1....2..1..0....1..0..1....0..0..2....2..2..0....0..2..0....2..2..2
..2..2..2....2..1..2....1..2..2....0..1..0....1..2..2....2..2..2....1..2..1
..0..1..0....2..2..1....2..1..1....1..1..0....2..1..2....0..1..0....1..1..2
..0..1..1....0..1..1....0..0..1....0..2..1....1..0..2....1..0..0....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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