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A195650
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Number of ways to place 11n nonattacking kings on a 22 x 2n chessboard.
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4
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24576, 18174084, 3449705600, 317076250136, 18589546217696, 803491953235264, 27889602664055396, 821112680030028632, 21279238303065874504, 498306336520679626558, 10749154284380665611224, 216711725342137199240416, 4129262403388762742636600
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OFFSET
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1,1
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LINKS
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FORMULA
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Recurrence order is 2321.
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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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