A199635 - OEIS

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A199635

Indices of Fibonacci numbers containing an equal number of odd and even digits.

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 A347392 A179443

Adjacent sequences: A199632 A199633 A199634 * A199636 A199637 A199638

KEYWORD

nonn,base

AUTHOR

T. D. Noe, Nov 09 2011

STATUS

approved