Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A139334
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A139334 Starts with 2; has two properies: concatenation of its digits is same string as concatenation of digits of its first differences, and sequence and first differences have no term in common. When there is a choice in choosing the next term in the first differences, choose the smallest number not yet present in either the sequence or its first differences. +0
2
2, 24, 28, 311, 312, 325 (list; graph; listen)
OFFSET

1,1

REFERENCES

E. Angelini, "Jeux de suites", in Dossier Pour La Science, pp. 32-35, Volume 59 (Jeux math'), April/June 2008, Paris.

CROSSREFS

Sequence in context: A052686 A064818 A022374 this_sequence A112660 A119066 A019996

Adjacent sequences: A139331 A139332 A139333 this_sequence A139335 A139336 A139337

KEYWORD

nonn,more

AUTHOR

njas (based on Angelini's article), Jun 08 2008

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 July 26 23:19 EDT 2008. Contains 142293 sequences.


AT&T Labs Research