A073562 Number of Fibonacci numbers F(k), k <= 10^n, whose initial digit is 6.

0, 6, 67, 668, 6695, 66947, 669467, 6694672

Offset

1,2

Links

Table of n, a(n) for n=1..8.

Formula

Lim as n -> inf. a(n)/10^n=log(7/6), where the base is 10. - Robert Gerbicz, Sep 05 2002

Example

a(2)=6 because there are 6 Fibonacci numbers up to 10^2 whose initial digit is 6.

Crossrefs

Sequence in context: A024203 A355051 A231598 * A354320 A230342 A239301

Adjacent sequences: A073559 A073560 A073561 * A073563 A073564 A073565

Keyword

base,nonn

Author

Shyam Sunder Gupta, Aug 15 2002

Extensions

More terms from Robert Gerbicz, Sep 05 2002

Status

approved