Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A114911
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A114911 a(n) is the largest base-9 string such that the n-th number coprime to 9 does not divide any substring of a(n). +0
2
7, 777, 8787, 886845, 7777777, 878754321, 8888787871, 887885887811, 8878878767816, 878787878787878, 8888888677748678, 888888887867751312, 8787878787873543211, 888878888387777136788, 8888888888486868617568 (list; graph; listen)
OFFSET

2,1

EXAMPLE

a(3) = 777 (base 9) because the 3th number coprime to 9 is 4; and 4 does not divide any substring of a(3).

CROSSREFS

Sequence in context: A027685 A112904 A137050 this_sequence A020470 A014013 A001467

Adjacent sequences: A114908 A114909 A114910 this_sequence A114912 A114913 A114914

KEYWORD

nonn,base

AUTHOR

Don Reble (djr(AT)nk.ca), Feb 20 2006

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


AT&T Labs Research