A085863 - OEIS

%I #7 Dec 15 2017 17:36:30

%S 0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,1,1,0,0,0,1,0,0,0,0,1,1,0,1,0,1,1,0,

%T 0,1,1,0,2,1,0,0,2,1,0,1,1,1,1,1,1,0,3,1,0,1,0,1,3,1,1,1,1,1,1,0,1,1,

%U 0,3,4,1,2,2,3,1,1,2,3,0,0,2,2,5,0,4,2,2,1,4,1,1,1,0,2,6,0,2,1,4,2,0,6,1,4

%N Number of 9's in decimal expansion of Fibonacci(n).

%t DigitCount[#,10,9]&/@Fibonacci[Range[0,110]] (* _Harvey P. Dale_, Jan 10 2017 *)

%Y Cf. 0's A085854, 1's A085855, 2's A085856, 3's A085857, 4's A085858, 5's A085859, 6's A085860, 7's A085861, 8's A085862.

%K base,nonn

%O 0,39

%A _Jason Earls_, Jul 06 2003