login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A078243 Smallest multiple of n using only digits 0 and 4. 3

%I

%S 4,4,444,4,40,444,4004,40,444444444,40,44,444,4004,4004,4440,400,

%T 44404,444444444,44004,40,40404,44,440404,4440,400,4004,4404444444,

%U 4004,4404404,4440,444044,4000,444444,44404,40040,444444444,444,44004,40404

%N Smallest multiple of n using only digits 0 and 4.

%C a(n) = min{A169967(k): k > 1 and A169967(k) mod n = 0}. [_Reinhard Zumkeller_, Jan 10 2012]

%H Reinhard Zumkeller, <a href="/A078243/b078243.txt">Table of n, a(n) for n = 1..998</a>

%o (Haskell)

%o a078243 n = head [x | x <- tail a169967_list, mod x n == 0]

%o -- _Reinhard Zumkeller_, Jan 10 2012

%Y Cf. A004290, A078241-A078248, A079339, A096681-A096688.

%K base,nonn

%O 1,1

%A _Amarnath Murthy_, Nov 23 2002

%E More terms from _Ray Chandler_, Jul 12 2004

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 September 15 22:10 EDT 2019. Contains 327088 sequences. (Running on oeis4.)