The OEIS mourns the passing of
Jim Simons
and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A026291
a(n) = T(2n-1,n), where T is the array in
A026268
.
1
2, 14, 79, 446, 2530, 14442, 82913, 478384, 2771900, 16119808, 94038087, 550083340, 3225409094, 18951732050, 111562247565, 657813211278, 3884461464740, 22968812720476, 135978792939818
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
2,1
LINKS
Table of n, a(n) for n=2..20.
CROSSREFS
Cf.
A026268
.
Sequence in context:
A183577
A121200
A112408
*
A220867
A216985
A361813
Adjacent sequences:
A026288
A026289
A026290
*
A026292
A026293
A026294
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved
Lookup
|
Welcome
|
Wiki
|
Register
|
Music
|
Plot 2
|
Demos
|
Index
|
Browse
|
More
|
WebCam
Contribute new seq. or comment
|
Format
|
Style Sheet
|
Transforms
|
Superseeker
|
Recents
The OEIS Community
| Maintained by
The OEIS Foundation Inc.
License Agreements, Terms of Use, Privacy Policy.
.
Last modified June 9 05:56 EDT 2024. Contains 373227 sequences. (Running on oeis4.)