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A095939
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a(n+2) = 5a(n+1) - 3a(n) (n >= 1); a(0) = 1, a(1) = 2, a(2) = 9.
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4
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1, 2, 9, 39, 168, 723, 3111, 13386, 57597, 247827, 1066344, 4588239, 19742163, 84946098, 365504001, 1572681711, 6766896552, 29116437627, 125281498479, 539058179514, 2319446402133, 9980057472123, 42941948154216
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OFFSET
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0,2
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LINKS
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MATHEMATICA
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Join[{1}, LinearRecurrence[{5, -3}, {2, 9}, 30]] (* Harvey P. Dale, Sep 04 2013 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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