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Search: id:A022090
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A022090 Fibonacci sequence beginning 0 7. +0
2
0, 7, 7, 14, 21, 35, 56, 91, 147, 238, 385, 623, 1008, 1631, 2639, 4270, 6909, 11179, 18088, 29267, 47355, 76622, 123977, 200599, 324576, 525175, 849751, 1374926, 2224677, 3599603, 5824280, 9423883 (list; graph; listen)
OFFSET

0,2

REFERENCES

A. T. Benjamin and J. J. Quinn, Proofs that really count: the art of combinatorial proof, M.A.A. 2003, p. 15.

LINKS

Tanya Khovanova, Recursive Sequences

FORMULA

a(n) = round( (14phi-7)/5 phi^n) (works for n>3) - Thomas Baruchel, Sep 08 2004

a(n) = 7F(n) = F(n+4) + F(n-4), n>3.

a(n) = A119457(n+5,n-1) for n>1. - Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), May 20 2006

CROSSREFS

Sequence in context: A040043 A003872 A112438 this_sequence A120682 A100635 A139126

Adjacent sequences: A022087 A022088 A022089 this_sequence A022091 A022092 A022093

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.


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