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A297767
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Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2, 3 or 4 neighboring 1s.
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1
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1, 31, 5685, 90727, 1456855, 59707529, 2301783905, 66213677238, 1944129099097, 63049230136397, 2027401928062934, 63102413279467578, 1970605911207789423, 62210056801807436056, 1961461031452058351683, 61622985760713701597898
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OFFSET
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1,2
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COMMENTS
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Row 6 of A297762.
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..210
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EXAMPLE
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Some solutions for n=4
..1..1..1..0. .0..0..1..0. .0..0..1..1. .0..1..1..0. .1..1..1..0
..1..1..1..0. .0..1..1..1. .0..0..1..1. .0..0..1..1. .1..1..0..0
..0..0..0..0. .0..1..0..1. .1..1..1..1. .0..1..0..0. .1..1..0..0
..0..0..1..1. .1..1..1..0. .0..1..0..0. .0..0..1..0. .0..0..0..0
..0..0..1..1. .0..0..1..1. .0..0..1..1. .0..1..1..1. .0..0..1..1
..0..1..1..0. .0..0..0..0. .0..0..1..1. .0..1..1..0. .0..1..1..1
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CROSSREFS
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Cf. A297762.
Sequence in context: A214109 A245290 A090681 * A065756 A263378 A306840
Adjacent sequences: A297764 A297765 A297766 * A297768 A297769 A297770
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, Jan 05 2018
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STATUS
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approved
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