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Search: id:A135970
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A135970 Fibonacci[Mersenne primes]: a(n)=Fibonacci[A000668(n)]. +0
1
2, 13, 1346269, 155576970220531065681649693 (list; graph; listen)
OFFSET

1,1

COMMENT

This sequence is a subset of A101342. Next term a(5) has 1712 digits.

MATHEMATICA

k = {}; Do[If[PrimeQ[2^n - 1], AppendTo[k, Fibonacci[2^n - 1]]], {n, 1, 15}]; k

CROSSREFS

Cf. A000045, A001605, A050937, A075737, A090819, A134787, A134851, A134852, A135953, A135954, A135955, A135956, A135957, A135958, A135959, A135968, A135969, A101342.

Adjacent sequences: A135967 A135968 A135969 this_sequence A135971 A135972 A135973

Sequence in context: A139519 A111016 A118912 this_sequence A027738 A133420 A138907

KEYWORD

nonn

AUTHOR

Artur Jasinski (grafix(AT)csl.pl), Dec 09 2007

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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