A085861 Number of 7's in decimal expansion of Fibonacci(n).

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

Offset

0,15

Links

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

Mathematica

DigitCount[Fibonacci[Range[0, 110]], 10, 7] (* Harvey P. Dale, Jul 11 2020 *)

Crossrefs

Cf. 0's A085854, 1's A085855, 2's A085856, 3's A085857, 4's A085858, 5's A085859, 6's A085860, 8's A085862, 9's A085863.

Sequence in context: A227990 A101614 A051659 * A326197 A325226 A376847

Adjacent sequences: A085858 A085859 A085860 * A085862 A085863 A085864

Keyword

base,nonn

Author

Jason Earls, Jul 06 2003

Status

approved