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A206605
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Fibonacci sequence beginning 14, 11.
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3
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14, 11, 25, 36, 61, 97, 158, 255, 413, 668, 1081, 1749, 2830, 4579, 7409, 11988, 19397, 31385, 50782, 82167, 132949, 215116, 348065, 563181, 911246, 1474427, 2385673, 3860100, 6245773, 10105873, 16351646, 26457519, 42809165, 69266684, 112075849, 181342533
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OFFSET
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1,1
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 1..1000
Index entries for linear recurrences with constant coefficients, signature (1,1).
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FORMULA
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a(n) = Fibonacci(n+5) + Fibonacci(n) + Fibonacci(n-6). - Greg Dresden and Aamen Muharram, Jul 22 2022
G.f.: x*(14 - 3*x)/(1 - x - x^2). - Stefano Spezia, Jul 22 2022
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MATHEMATICA
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LinearRecurrence[{1, 1}, {14, 11}, 80]
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PROG
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(MAGMA) I:=[14, 11]; [n le 2 select I[n] else Self(n-1)+ Self(n-2): n in [1..40]]; // Vincenzo Librandi, Feb 16 2012
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CROSSREFS
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Cf. A000045, A206564.
Sequence in context: A259531 A240815 A305938 * A004503 A140810 A340720
Adjacent sequences: A206602 A206603 A206604 * A206606 A206607 A206608
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KEYWORD
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nonn,easy
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AUTHOR
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Vladimir Joseph Stephan Orlovsky, Feb 16 2012
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STATUS
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approved
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