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!)
A208090 100 written in base -n. 1
110100100, 10201, 13330, 400, 324, 202, 244, 271, 100, 121, 144, 169, 172 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..14.

Phil Haacked, Negative Base Numering System

Eric W. Weisstein, MathWorld: Base

MATHEMATICA

(* From MathWorld *) NegativeIntegerDigits[0, n_Integer?Negative] := {0}; NegativeIntegerDigits[i_, n_Integer?Negative] := Rest@Reverse@Mod[NestWhileList[(# - Mod[#, -n])/n &, i, # != 0 &], -n]; Table[FromDigits[NegativeIntegerDigits[100, -n]], {n, 2, 14}]

CROSSREFS

Cf. A065004.

Sequence in context: A184783 A204953 A205414 * A165698 A158755 A293973

Adjacent sequences:  A208087 A208088 A208089 * A208091 A208092 A208093

KEYWORD

nonn,fini,full

AUTHOR

Radu Borza, Mar 07 2012

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 February 26 17:04 EST 2021. Contains 341632 sequences. (Running on oeis4.)