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A073565
Number of Fibonacci numbers F(k), k <= 10^n, whose initial digit is 9.
4
0, 4, 45, 456, 4575, 45758, 457571, 4575752
OFFSET
1,2
FORMULA
Lim as n -> inf. a(n)/10^n=log(10/9), where the base is 10. - Robert Gerbicz, Sep 05 2002
EXAMPLE
a(2)=4 because there are 4 Fibonacci numbers up to 10^2 whose initial digit is 9.
CROSSREFS
Sequence in context: A232729 A055602 A346629 * A039657 A114473 A275125
KEYWORD
base,nonn
AUTHOR
Shyam Sunder Gupta, Aug 15 2002
EXTENSIONS
More terms from Robert Gerbicz, Sep 05 2002
STATUS
approved