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A177376
Fibonacci numbers whose decimal expansion does not contain any digit 9.
0
1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 144, 233, 377, 610, 2584, 4181, 6765, 17711, 28657, 46368, 75025, 317811, 832040, 3524578, 5702887, 24157817, 102334155, 165580141, 701408733, 20365011074, 86267571272, 225851433717, 17167680177565
OFFSET
1,3
COMMENTS
The probability that Fib(n) contains no 9's goes to zero as n grows to infinity. It appears that the largest term is F(188). [Corrected by Jon E. Schoenfield, May 08 2010]
EXAMPLE
a(11)=144 since it is the 11th Fibonacci containing no 9's
MATHEMATICA
Select[Fibonacci[Range[100]], DigitCount[#, 10, 9]==0&] (* Harvey P. Dale, Jan 22 2014 *)
KEYWORD
nonn,base
AUTHOR
Carmine Suriano, May 07 2010
STATUS
approved