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A250616
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Number of (n+1)X(4+1) 0..2 arrays with nondecreasing maximum of every two consecutive values in every row and column
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1
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13456, 712806, 32944614, 1223112064, 41645945389, 1297010595743, 38406061258495, 1087877705486708, 29903210113757561, 801697319294422283, 21097777066198246602, 546827766427867845789, 14004897753755987170007
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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..0..1..0..2....0..0..1..1..1....2..2..0..2..1....0..1..1..0..1
..2..0..2..2..0....2..2..1..2..1....1..2..0..2..2....0..0..0..2..2
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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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