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A207182
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T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 horizontally and 0 1 0 vertically
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11
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2, 4, 4, 7, 16, 7, 13, 49, 49, 12, 24, 169, 241, 144, 21, 44, 576, 1393, 1171, 441, 37, 81, 1936, 7915, 11227, 5917, 1369, 65, 149, 6561, 44065, 105836, 95299, 30067, 4225, 114, 274, 22201, 248525, 981850, 1507355, 816667, 151981, 12996, 200, 504, 75076
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OFFSET
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1,1
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COMMENTS
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Table starts
...2.....4......7.......13.........24...........44.............81
...4....16.....49......169........576.........1936...........6561
...7....49....241.....1393.......7915........44065.........248525
..12...144...1171....11227.....105836.......981850........9196215
..21...441...5917....95299....1507355.....23471595......368714705
..37..1369..30067...816667...21722593....567046841....14960137403
..65..4225.151981..6951227..310484943..13575513917...600838995529
.114.12996.767377.59040685.4425513760.324280404464.24069606968809
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LINKS
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EXAMPLE
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Some solutions for n=4 k=3
..0..0..1....0..1..0....0..1..1....0..0..1....1..0..0....1..0..0....1..1..1
..0..0..1....1..0..1....0..1..1....0..0..1....0..0..1....1..0..1....1..1..0
..1..1..1....1..0..1....0..1..1....1..0..1....1..0..1....1..0..1....1..0..1
..1..1..0....1..1..0....0..1..1....1..0..0....1..1..1....1..0..1....1..1..1
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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