OFFSET
0,30
LINKS
Robert Israel, Table of n, a(n) for n = 0..10000
EXAMPLE
Fibonacci(33) = 3524578, so a(33)=1.
Fibonacci(87) = 679891637638612258, so a(87)=2.
MAPLE
f:= n -> numboccur(2, convert(combinat:-fibonacci(n), base, 10)):
map(f, [$0..200]); # Robert Israel, Nov 22 2020
MATHEMATICA
Table[DigitCount[Fibonacci[n]][[2]], {n, 0, 200}] (* Vladimir Joseph Stephan Orlovsky, Jul 01 2011 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Jason Earls, Jul 06 2003
STATUS
approved