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A064932
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Period of the continued fraction for sqrt(3^(2n+1)).
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4
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2, 10, 30, 98, 270, 818, 2382, 7282, 21818, 65650, 196406, 589982, 1768938, 5309294, 15924930, 47779238, 143322850, 429998586, 1289970842, 3869957114, 11609762666, 34829416842, 104488103446
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OFFSET
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1,1
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COMMENTS
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REFERENCES
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R. K. Guy, personal communication.
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LINKS
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FORMULA
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MATHEMATICA
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Table[Length[Last[ContinuedFraction[Sqrt[3^(2n+1)] ]]], {n, 10}]
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CROSSREFS
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KEYWORD
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hard,nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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