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!)
A029472 Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 3 (most significant digit on left). 0
1, 8, 127, 287, 929, 5216, 10912, 11104, 208493, 3404744 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

No other terms below 10^8.

LINKS

Table of n, a(n) for n=1..10.

Index entries for related sequences

MATHEMATICA

b = 3; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[IntegerDigits[#, b], c], b], #] &] (* Robert Price, Mar 12 2020 *)

CROSSREFS

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

Sequence in context: A236549 A262732 A220728 * A001081 A178790 A297214

Adjacent sequences:  A029469 A029470 A029471 * A029473 A029474 A029475

KEYWORD

nonn,base,more

AUTHOR

Olivier Gérard

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), May 24 2001

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

a(10) from Max Alekseyev, May 12 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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 2 13:42 EDT 2020. Contains 334780 sequences. (Running on oeis4.)