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A073958 Fibonacci numbers for which the number of prime factors (with multiplicity) is a Fibonacci number. +0
1
0, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 233, 377, 610, 987, 1597, 2584, 4181, 10946, 17711, 28657, 75025, 121393, 514229, 1346269, 3524578, 5702887, 9227465, 24157817, 39088169, 63245986, 165580141, 433494437 (list; graph; listen)
OFFSET

1,3

EXAMPLE

8=2*2*2, the number of prime factors is equal to 3, a Fibonacci number.

CROSSREFS

Cf. A000045.

Adjacent sequences: A073955 A073956 A073957 this_sequence A073959 A073960 A073961

Sequence in context: A132916 A069041 A109609 this_sequence A074317 A077371 A077372

KEYWORD

easy,nice,nonn

AUTHOR

Felice Russo (felice.russo(AT)katamail.com), Sep 03 2002

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.


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