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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A029500 Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 7 (most significant digit on right). 1
1, 3, 11, 16, 48, 480, 947, 1111, 1137, 1367, 2125, 6351, 6841, 8209, 11392, 32931, 166413, 173904, 263547, 284047, 634832, 690589, 2495931, 6696245, 7004640 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

This sequence differs from A061936 in that all least significant zeros are kept during concatenation.

No more terms < 10^7. [Lars Blomberg, Oct 03 2011]

LINKS

Table of n, a(n) for n=1..25.

Index entries for related sequences

EXAMPLE

See A029495 for example.

CROSSREFS

Cf. A029447-A029470, A029471-A029494, A029495-A029518, A029519-A029542, A061931-A061954, A061955-A061978.

Sequence in context: A030765 A198515 A035337 * A243770 A298701 A216911

Adjacent sequences:  A029497 A029498 A029499 * A029501 A029502 A029503

KEYWORD

nonn,base

AUTHOR

Olivier Gérard

EXTENSIONS

Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12 2002

Additional comments and more terms from Larry Reeves (larryr(AT)acm.org), May 25 2001

a(21)-a(25) from Lars Blomberg, Oct 03 2011

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified February 20 21:53 EST 2018. Contains 299387 sequences. (Running on oeis4.)