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A199635 Indices of Fibonacci numbers containing an equal number of odd and even digits. 2
8, 9, 11, 19, 20, 27, 29, 38, 49, 55, 57, 64, 66, 67, 74, 78, 87, 104, 105, 114, 122, 154, 171, 179, 198, 202, 211, 237, 249, 250, 276, 295, 297, 315, 343, 373, 390, 393, 399, 428, 429, 441, 479, 485, 489, 497, 534, 535, 583, 604, 610, 619, 690, 767, 786 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Sequence A144205 has the actual Fibonacci numbers.

LINKS

T. D. Noe, Table of n, a(n) for n = 1..600

MATHEMATICA

Select[Range[800], IntegerLength[Fibonacci[#]]==2Count[ IntegerDigits[ Fibonacci[#]], _?OddQ]&] (* Harvey P. Dale, Nov 19 2011 *)

CROSSREFS

Sequence in context: A139049 A048590 A168415 * A131864 A179443 A264828

Adjacent sequences:  A199632 A199633 A199634 * A199636 A199637 A199638

KEYWORD

nonn,base

AUTHOR

T. D. Noe, Nov 09 2011

STATUS

approved

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Last modified April 11 19:49 EDT 2021. Contains 342888 sequences. (Running on oeis4.)