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Search: id:A022092
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| A022092 |
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Fibonacci sequence beginning 0 9. |
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+0
1
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| 0, 9, 9, 18, 27, 45, 72, 117, 189, 306, 495, 801, 1296, 2097, 3393, 5490, 8883, 14373, 23256, 37629, 60885, 98514, 159399, 257913, 417312, 675225, 1092537, 1767762, 2860299, 4628061, 7488360, 12116421
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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A. T. Benjamin and J. J. Quinn, Proofs that really count: the art of combinatorial proof, M.A.A. 2003, p. 15.
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LINKS
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Tanya Khovanova, Recursive Sequences
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FORMULA
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a(n) = round( (18phi-9)/5 phi^n) (works for n>4) - Thomas Baruchel, Sep 08 2004
a(n) = 9F(n) = F(n+4) + F(n+1) + F(n-2) + F(n-4), n>3.
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CROSSREFS
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Sequence in context: A003886 A065999 A112440 this_sequence A053456 A014725 A059816
Adjacent sequences: A022089 A022090 A022091 this_sequence A022093 A022094 A022095
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KEYWORD
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nonn
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AUTHOR
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njas
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