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A002336 Maximal kissing number of n-dimensional laminated lattice. +0
5
0, 2, 6, 12, 24, 40, 72, 126, 240, 272, 336, 438, 648, 906, 1422, 2340, 4320, 5346, 7398, 10668, 17400, 27720, 49896, 93150, 196560, 196656 (list; graph; listen)
OFFSET

0,2

REFERENCES

J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 174.

C. Muses, The dimensional family approach in (hyper)sphere packing..., Applied Math. Computation 88 (1997), pp. 1-26.

LINKS

G. Nebe and N. J. A. Sloane, Table of highest kissing numbers known

CROSSREFS

Sequence in context: A067718 A028923 A001116 this_sequence A030625 A029929 A053635

Adjacent sequences: A002333 A002334 A002335 this_sequence A002337 A002338 A002339

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com) and J. H. Conway (conway(AT)math.princeton.edu)

EXTENSIONS

In dimensions 25-32 the highest kissing numbers presently known for laminated lattices are 196848, 197142, 197736, 198506, 200046, 202692, 208320.

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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