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A008741 Putative number of uniform tight n-dimensional sphere packings (the next 2 numbers are believed to be infinity, 1 ). 0
1, 1, 1, 2, 1, 4, 4, 4, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

REFERENCES

J. H. Conway and N. J. A. Sloane, What are all the best sphere packings in low dimensions?, Discr. Comp. Geom., 13 (1995), 383-403, esp. p. 385.

LINKS

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

CROSSREFS

Sequence in context: A091335 A274883 A140946 * A110316 A111975 A117250

Adjacent sequences:  A008738 A008739 A008740 * A008742 A008743 A008744

KEYWORD

nonn,hard

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified August 21 06:54 EDT 2019. Contains 326162 sequences. (Running on oeis4.)