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A073561
Number of Fibonacci numbers F(k), k <= 10^n, whose initial digit is 5.
0
2, 8, 80, 792, 7918, 79182, 791817, 7918132
OFFSET
1,1
FORMULA
Lim as n -> inf. a(n)/10^n=log(6/5), where the base is 10. - Robert Gerbicz, Sep 05 2002
EXAMPLE
a(2)=8 because there are 8 Fibonacci numbers up to 10^2 whose initial digit is 5.
CROSSREFS
Sequence in context: A071254 A063528 A259705 * A258970 A230880 A361425
KEYWORD
base,nonn
AUTHOR
Shyam Sunder Gupta, Aug 15 2002
EXTENSIONS
More terms from Robert Gerbicz, Sep 05 2002
STATUS
approved