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
!)
A028946
Maximal cardinality of 2-distance set in R^n with distance ratio tau.
0
2, 5, 6, 9, 10, 12
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..6.
Petr Lisoněk,
New maximal two-distance sets
, J. Combin. Theory, A 77 (1997), 318-338.
CROSSREFS
Sequence in context:
A224779
A171888
A286905
*
A213713
A031461
A085183
Adjacent sequences:
A028943
A028944
A028945
*
A028947
A028948
A028949
KEYWORD
nonn
,
hard
,
nice
,
changed
AUTHOR
N. J. A. Sloane
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 May 28 21:13 EDT 2024. Contains 372920 sequences. (Running on oeis4.)