login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A246558 Product of the digits of the n-th Fibonacci number. 5
0, 1, 1, 2, 3, 5, 8, 3, 2, 12, 25, 72, 16, 18, 147, 0, 504, 315, 320, 32, 1260, 0, 49, 3360, 3456, 0, 162, 1728, 168, 720, 0, 7776, 0, 33600, 0, 30240, 0, 15680, 0, 311040, 0, 0, 326592, 435456, 0, 0, 0, 0, 0, 0, 0, 0, 0, 102060, 3951360, 24883200, 1411200 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

COMMENTS

a(n) > 0 iff n in A076564.

Probably, the last nonzero term is a(184). - Giovanni Resta, Jul 14 2015

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..1000

FORMULA

a(n) = A007954(A000045(n)). - Reinhard Zumkeller, Nov 17 2014

EXAMPLE

Fibonacci(7) = 13, thus a(7) = 1*3 = 3.

MATHEMATICA

Array[Times@@IntegerDigits@Fibonacci[#]&, 100, 0] (* Vincenzo Librandi, Jan 04 2020 *)

PROG

(Haskell)

a246558 = a007954 . a000045 -- Reinhard Zumkeller, Nov 17 2014

[0] cat [&*Intseq(Fibonacci(n)): n in [1..100]]; // Vincenzo Librandi, Jan 04 2020

CROSSREFS

Cf. A000045, A004090, A076564.

Cf. A007954, A259773.

Cf. A261598.

Sequence in context: A003893 A152303 A064737 * A307638 A098906 A007887

Adjacent sequences:  A246555 A246556 A246557 * A246559 A246560 A246561

KEYWORD

nonn,base,easy,less

AUTHOR

Indrani Das, Nov 12 2014

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 24 13:24 EST 2020. Contains 331193 sequences. (Running on oeis4.)