Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A020750
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A020750 Pisot sequence T(5,9). +0
1
5, 9, 16, 28, 49, 85, 147, 254, 438, 755, 1301, 2241, 3860, 6648, 11449, 19717, 33955, 58474, 100698, 173411, 298629, 514265, 885608, 1525092, 2626337, 4522773, 7788595, 13412614, 23097646, 39776083, 68497749, 117958865, 203135052, 349815584, 602411753 (list; graph; listen)
OFFSET

0,1

FORMULA

a(n) = 2a(n-1) - 2a(n-4) + a(n-5) (holds at least up to n = 1000).

CROSSREFS

See A008776 for definitions of Pisot sequences.

Sequence in context: A105600 A072174 A020958 this_sequence A020713 A090990 A088495

Adjacent sequences: A020747 A020748 A020749 this_sequence A020751 A020752 A020753

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.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