login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A076869 Largest t such that a spherical t-design with n points exists in four dimensions. 2
0, 1, 1, 1, 2, 2, 2, 3, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 4, 4, 4, 5, 4, 5, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6 (list; graph; refs; listen; history; internal format)
OFFSET

1,5

COMMENTS

Most of these values are just conjectures.

REFERENCES

R. H. Hardin and N. J. A. Sloane, in preparation.

CROSSREFS

Cf. A076870, A007828, A076868.

Sequence in context: A143299 A076984 A079085 * A104307 A128330 A133801

Adjacent sequences:  A076866 A076867 A076868 * A076870 A076871 A076872

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 25 2002

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 16 21:51 EST 2012. Contains 205978 sequences.