OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..112
Blair Kelly, Fibonacci and Lucas Factorizations.
EXAMPLE
a(1)=70 because the 70th Fibonacci number consists of 7 distinct prime factors (i.e., 190392490709135 = 5 x 11 x 13 x 29 x 71 x 911 x 141961).
MATHEMATICA
Select[Range[1220], PrimeNu[Fibonacci[#]]==7&] (* Harvey P. Dale, Sep 18 2020 *)
PROG
(PARI) n=1; while(n<310, if(omega(fibonacci(n))==7, print1(n, ", ")); n++)
CROSSREFS
KEYWORD
nonn
AUTHOR
Shyam Sunder Gupta, Feb 19 2006
EXTENSIONS
More terms from Ryan Propper, Apr 26 2006
a(53)-a(98) from Max Alekseyev, Aug 18 2013
STATUS
approved