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A076870 a(n) = smallest m such that a spherical n-design with m points exists in four dimensions. 3
1, 2, 5, 8, 20, 24, 42, 48, 96 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Most of these values are just conjectures.

REFERENCES

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

LINKS

Table of n, a(n) for n=0..8.

CROSSREFS

Cf. A076869, A007828, A076868.

Sequence in context: A277263 A055614 A243094 * A127281 A054774 A104721

Adjacent sequences:  A076867 A076868 A076869 * A076871 A076872 A076873

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane, Nov 25 2002

STATUS

approved

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Last modified June 2 07:15 EDT 2020. Contains 334767 sequences. (Running on oeis4.)