Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A161181
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A161181 A117805/3 +0
1
1, 2, 10, 290, 252010, 190526868290, 108901462620994495704010, 35578585682975584013618831758290462042094536290, 37975072776025056118860176561093653923770728888984729833411613025672873396767553\ 74368286356010 (list; graph; listen)
OFFSET

0,2

FORMULA

a(0)=1, a(n)=a(n-1)*(3*a(n-1)-1)

CROSSREFS

Sequence in context: A028580 A098706 A143249 this_sequence A073834 A111837 A092123

Adjacent sequences: A161178 A161179 A161180 this_sequence A161182 A161183 A161184

KEYWORD

easy,nonn

AUTHOR

David Applegate (david(AT)research.att.com), Jun 05 2009

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 23 17:09 EST 2009. Contains 167438 sequences.


AT&T Labs Research