OFFSET
1,1
LINKS
EXAMPLE
F(180) = 2^4 * 3^3 * 5 * 11 * 17 * 19 * 31 * 41 * 61 * 107 * 181 * 541 * 2521 * 109441 * 10783342081 has 15 distinct prime factors, so 180 is in the sequence.
PROG
(PARI) isok(n) = (omega(fibonacci(n)) == 15) \\ Michel Marcus, Jun 28 2013
CROSSREFS
KEYWORD
hard,more,nonn
AUTHOR
Ryan Propper, Apr 26 2006
EXTENSIONS
a(32)-a(42) from Max Alekseyev, Aug 18 2013
STATUS
approved