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A264715
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Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.
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0
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1, 2, 2, 18, 116, 627, 6211, 59011, 449824, 5256100, 90734544, 1163859524, 24333174896, 578216191424, 11292787466976
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=6
..0.11..1..6..8..9...10..0..1..6..2..7....0..5..6..1..3..8....0.11..1..6..7..3
.10..5..7..2..3..4....5.11..3..8..4..9...10.11..7..2..9..4...10..5..2..8..4..9
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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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