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A143736 Numbers n such that if f[n] = n-th Fibonacci number then f[n]-n=prime and f[n]+n=prime. +0
1
21, 317811, 32548300715697187376041357651414409852459968628589003958443718295724794340621286\ 81271684515666943918276960875482517915520246056253019766319301321652047243019401\ 297415371 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

lst={}; Do[f=Fibonacci[n]; If[PrimeQ[f-n]&&PrimeQ[f+n], AppendTo[lst, f]], {n, 7!}]; lst

CROSSREFS

Sequence in context: A100414 A068735 A013768 this_sequence A033636 A138080 A013814

Adjacent sequences: A143733 A143734 A143735 this_sequence A143737 A143738 A143739

KEYWORD

nonn,bref

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Aug 30 2008

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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