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A135959 a(n) = smallest Fibonacci number with prime index which has exactly n prime factors. 5
1, 2, 4181, 24157817, 83621143489848422977, 322615043836854783580186309282650000354271239929 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

a(6) has 105 digits.

a(7) = 22334640661774067356412331900038009953045351020683823507202893507476314037053.

Variant of A114722. [From R. J. Mathar, Oct 28 2008]

LINKS

Table of n, a(n) for n=0..5.

FORMULA

a(n) = Fibonacci(A135958(n)).

CROSSREFS

Cf. A000045, A050937, A075737, A134852, A135953-A135956, A135958.

Sequence in context: A024035 A048831 A114722 * A105667 A178410 A067668

Adjacent sequences:  A135956 A135957 A135958 * A135960 A135961 A135962

KEYWORD

nonn

AUTHOR

Artur Jasinski, Dec 08 2007

EXTENSIONS

Edited by David Wasserman, Mar 26 2008

STATUS

approved

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Last modified September 23 16:41 EDT 2020. Contains 337315 sequences. (Running on oeis4.)