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A030028 Theta series of hypothetical extremal extremal 12-dimensional strongly 21-modular lattice. 0
1, 0, 0, 0, 64, 194, 474, 864 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..7.

R. Scharlau and R. Schulze-Pillot, Extremal lattices, in ``Algorithmic Algebra and Number Theory'', edited by B. H. Matzat, G.-M. Greuel, G. Hiss, 139-170, Springer Verlag, 1999.

CROSSREFS

Sequence in context: A195089 A175166 A220763 * A320338 A250135 A273321

Adjacent sequences:  A030025 A030026 A030027 * A030029 A030030 A030031

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified October 16 18:03 EDT 2019. Contains 328102 sequences. (Running on oeis4.)