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A204959
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Number of (n+1)X6 0..1 arrays with rows and columns of permanents of all 2X2 subblocks lexicographically nondecreasing
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1
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1267, 32468, 807253, 19632936, 476276892, 11028008070, 246591161060, 5248210960544, 106997663124147, 2086649523381787, 39122500999588944, 706903250573030790, 12361380183820578642, 209847974924190991957
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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=4
..1..1..0..1..0..1....0..0..0..0..1..1....0..0..0..1..0..1....0..0..0..1..1..1
..0..0..0..0..0..1....0..1..1..0..0..1....0..1..1..0..1..1....0..1..0..0..1..0
..0..0..0..1..0..0....0..0..0..0..1..1....0..1..1..0..0..1....0..0..0..1..1..1
..0..1..0..1..0..1....1..1..0..0..0..1....0..1..1..0..1..0....1..1..1..0..0..0
..0..0..1..0..1..0....0..0..0..0..1..0....1..1..1..1..0..0....0..1..1..1..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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