login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A093244 a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 44. 0
0, 88, 70440, 8844884, 7700044000, 88884488884, 77770004444000, 888888448888884, 777777000444444000, 8888888844888888884, 7777777700044444444000, 88888888884488888888884, 77777777770004444444444000, 888888888888448888888888884, 777777777777000444444444444000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..15.

Hans Havermann, Table of A093211-A093299

EXAMPLE

a(3) is 70440 because its length-3 substrings (704, 044, 440) are all distinct and divisible by 44 and there is no larger number with this property.

CROSSREFS

Cf. A093211, A093212, ..., A093299.

Sequence in context: A159718 A157460 A267917 * A079036 A159420 A093222

Adjacent sequences:  A093241 A093242 A093243 * A093245 A093246 A093247

KEYWORD

base,nonn

AUTHOR

Hans Havermann, Mar 29 2004

EXTENSIONS

a(9)-a(15) from John Cerkan, Jan 09 2018

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 29 05:41 EDT 2022. Contains 354122 sequences. (Running on oeis4.)