OFFSET
1,1
EXAMPLE
a(2)=233 so 233 is the smallest Fibonacci number containing exactly two 3's.
MATHEMATICA
With[{fibs=Fibonacci[Range[1000]]}, Flatten[Table[Select[fibs, DigitCount[ #, 10, 3] == n&, 1], {n, 10}]]] (* Harvey P. Dale, May 05 2013 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Shyam Sunder Gupta, Jul 14 2002
EXTENSIONS
More terms from Harvey P. Dale, May 05 2013
STATUS
approved