A085857 Number of 3's in decimal expansion of Fibonacci(n).

0, 0, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 0, 1, 0, 1, 1, 1, 1, 0, 0, 2, 0, 1, 1, 2, 0, 0, 3, 2, 2, 3, 1, 0, 0, 0, 1, 1, 3, 0, 2, 2, 2, 0, 0, 0, 1, 2, 1, 1, 0, 1, 1, 1, 1, 2, 1, 0, 4, 1, 0, 1, 1, 3, 2, 2, 4, 1, 1, 2, 0, 1, 2, 2, 0, 1, 3, 2, 1, 1, 3, 2, 2, 3, 1, 1, 2, 2, 2, 3

Offset

0,14

Links

Table of n, a(n) for n=0..104.

Mathematica

Table[DigitCount[Fibonacci[n]][[3]], {n, 0, 200}] (* Vladimir Joseph Stephan Orlovsky, Jul 01 2011 *)

Crossrefs

Cf. 0's A085854, 1's A085855, 2's A085856, 4's A085858, 5's A085859, 6's A085860, 7's A085861, 8's A085862, 9's A085863.

Sequence in context: A297240 A297237 A297234 * A335824 A297231 A056620

Adjacent sequences: A085854 A085855 A085856 * A085858 A085859 A085860

Keyword

base,nonn

Author

Jason Earls, Jul 06 2003

Status

approved