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A209465
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T(n,k)=Number of nXk 0..6 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..6 introduced in row major order
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8
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1, 2, 2, 5, 6, 5, 15, 57, 57, 15, 52, 700, 2027, 700, 52, 203, 10676, 107472, 107472, 10676, 203, 877, 192994, 7487423, 26142922, 7487423, 192994, 877, 4139, 3966581, 613535578, 8012278798, 8012278798, 613535578, 3966581, 4139, 21110, 89157292
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OFFSET
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1,2
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COMMENTS
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Table starts
....1........2.............5.................15......................52
....2........6............57................700...................10676
....5.......57..........2027.............107472.................7487423
...15......700........107472...........26142922..............8012278798
...52....10676.......7487423.........8012278798...........9920302864598
..203...192994.....613535578......2694404849980.......12804264249973850
..877..3966581...54657856108....937020001725427....16716447554895729642
.4139.89157292.5063931781244.329698685591776814.21891626720034635715808
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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..0..1....0..0..0....0..0..1....0..0..0....0..0..0....0..0..0
..1..2..0....1..2..1....1..2..1....1..2..0....1..2..1....1..2..1....1..2..3
..0..0..1....0..0..1....0..2..3....2..0..1....0..1..3....3..1..0....0..0..0
..1..2..0....3..4..1....2..1..1....1..0..2....0..4..4....0..1..2....4..2..4
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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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