Lattice Invariants
Dimension: | $3$ |
Determinant: | $68$ |
Level: | $136$ |
Density: | $0.179592898394916475806435056410\dots$ |
Group order: | $8$ |
Hermite number: | $0.489997305029644619561064365821\dots$ |
Minimal vector length: | $2$ |
Kissing number: | $2$ |
Normalized minimal vectors: |
|
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Theta Series
Gram Matrix
$\left(\begin{array}{rrr} 2 & 0 & 1 \\ 0 & 4 & 2 \\ 1 & 2 & 10 \end{array}\right)$
Genus Structure
Class number: | $2$ |
$\left(\begin{array}{rrr} 2 & 0 & 1 \\ 0 & 4 & 2 \\ 1 & 2 & 10 \end{array}\right)$, $\left(\begin{array}{rrr} 2 & 0 & 1 \\ 0 & 2 & -1 \\ 1 & -1 & 18 \end{array}\right)$ | |
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Comments
This lattice appears in the Brandt-Intrau-Schiemann Table of Even Ternary Quadratic Forms.