Greetings from
The On-Line Encyclopedia of Integer Sequences
!
Hints
Search:
id:A049898
Displaying 1-1 of 1 results found.
page 1
Format:
long
| short |
internal
|
text
Sort: relevance |
references
|
number
Highlight: on |
off
A049898
a(n)=a(1)+a(2)+...+a(n-1)-a(m), where m=n-1-2^p and 2^p<n-1<=2^(p+1).
+0
1
1, 1, 4, 5, 10, 20, 40, 77, 153, 310, 620, 1237, 2473, 4941, 9872, 19724, 39411, 78898, 157796, 315589, 631177, 1262349, 2524688, 5049356, 10098675, 20197274, 40394391, 80788472, 161576327, 323151418, 646300368, 1292595805
(
list
;
graph
;
listen
)
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 December 6 13:45 EST 2009. Contains 170429 sequences.
AT&T Labs Research
Legal Notice
© 2009 AT&T Intellectual Property.
All Rights Reserved.
