Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A034692
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A034692 a(n+1) = smallest number that is not the sum of a(n) or fewer terms of a(1),...,a(n). +0
1
1, 2, 5, 23, 455, 197447, 38895873863, 1512881323770591465287, 2288809899755012359449577849239960517955399, 5238650757216549725917660910593720468102050623548424798300898740084824366637074960199 (list; graph; listen)
OFFSET

1,2

FORMULA

a(n+1)=a(n)^2+2*a(n)-a(n)*a(n-1)-a(n-1), n>1.

CROSSREFS

Sequence in context: A136731 A062495 A078125 this_sequence A002507 A137094 A130379

Adjacent sequences: A034689 A034690 A034691 this_sequence A034693 A034694 A034695

KEYWORD

nonn

AUTHOR

Erich Friedman (erich.friedman(AT)stetson.edu)

EXTENSIONS

Formula and more terms from Christian G. Bower (bowerc(AT)usa.net).

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 August 19 23:53 EDT 2008. Contains 142930 sequences.


AT&T Labs Research