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A072319 Smallest Fibonacci number containing exactly n 4's. 0
34, 144, 44945570212853, 433494437, 8944394323791464, 555565404224292694404015791808, 48558529144435440119720805669229197641, 4244200115309993198876969489421897548446236915, 5034645418285014325766435419644478339818233 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

a(2)=144 so 144 is the smallest Fibonacci number containing exactly two 4's.

MATHEMATICA

With[{f=Fibonacci[Range[1000]]}, Table[Select[f, DigitCount[#, 10, 4]==n&, 1], {n, 9}]]//Flatten (* Harvey P. Dale, May 24 2017 *)

CROSSREFS

Sequence in context: A153465 A280550 A105714 * A031398 A259954 A180759

Adjacent sequences:  A072316 A072317 A072318 * A072320 A072321 A072322

KEYWORD

base,nonn

AUTHOR

Shyam Sunder Gupta, Jul 14 2002

EXTENSIONS

a(9) from Harvey P. Dale, May 24 2017

STATUS

approved

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Last modified July 30 04:47 EDT 2021. Contains 346348 sequences. (Running on oeis4.)