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A262821
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Number of (2+3)X(n+3) 0..1 arrays with each row divisible by 9 and column not divisible by 9, read as a binary number with top and left being the most significant bits.
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1
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0, 0, 21952, 323944, 6854952, 178305048, 4999029536, 141146699520, 3989674803520, 110739317322272, 3087271127827656, 86319234833420472, 2417043704537112896, 67688853144047810688, 1895586025861761402304
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OFFSET
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1,3
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=3
..1..1..0..1..1..0....0..0..0..0..0..0....1..0..0..1..0..0....0..1..1..0..1..1
..1..1..0..1..1..0....0..0..1..0..0..1....1..1..1..1..1..1....1..0..0..1..0..0
..0..0..0..0..0..0....1..0..0..1..0..0....1..1..0..1..1..0....1..1..0..1..1..0
..0..0..0..0..0..0....0..1..0..0..1..0....0..1..1..0..1..1....1..1..1..1..1..1
..0..0..1..0..0..1....1..0..0..1..0..0....0..0..0..0..0..0....1..1..1..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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