1,5

Table of n, a(n) for n=1..80.

A020913 := proc(n)

convert(combinat[fibonacci](n), base, 5) ;

nops(%) ;

end proc: # R. J. Mathar, Apr 16 2013

IntegerLength[Fibonacci[Range[80]], 5] (* Harvey P. Dale, Apr 25 2016 *)

Sequence in context: A057356 A172274 A183138 * A025787 A057810 A029917

Adjacent sequences: A020910 A020911 A020912 * A020914 A020915 A020916

nonn

Clark Kimberling

approved