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!)
A145875 Repdigit Kaprekar numbers 1
1, 9, 55, 99, 999, 7777, 9999, 22222, 99999, 999999, 4444444, 9999999, 88888888, 99999999, 999999999, 1111111111 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The only numbers where the repeated digit and the number of digits are the same are 1, 88888888 and 999999999.

LINKS

Table of n, a(n) for n=1..16.

Robert P. Munafo, Kaprekar sequences at MROB

CROSSREFS

Sequence in context: A270575 A058849 A058852 * A299519 A068970 A141530

Adjacent sequences:  A145872 A145873 A145874 * A145876 A145877 A145878

KEYWORD

nonn,base

AUTHOR

Howard Berman (howard_berman(AT)hotmail.com), Oct 22 2008

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 September 24 18:02 EDT 2022. Contains 356947 sequences. (Running on oeis4.)