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A033288 Theta series of 20-dimensional lattice L_20 with group 2.M_22.2. 0
1, 0, 0, 0, 6160, 27104, 157080, 633600 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

REFERENCES

J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985, p. 39.

LINKS

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

G. Nebe and N. J. A. Sloane, Home page for this lattice

CROSSREFS

Sequence in context: A318251 A281265 A007992 * A266586 A057880 A151967

Adjacent sequences: A033285 A033286 A033287 * A033289 A033290 A033291

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 29 01:21 EDT 2023. Contains 361596 sequences. (Running on oeis4.)