Lattice Invariants
Dimension: | $7$ |
Determinant: | $2985984$ |
Level: | $12$ |
Density: | $0.0309343894179701109202927330051\dots$ |
Group order: | $46080$ |
Hermite number: | $0.950774423484919226989413790301\dots$ |
Minimal vector length: | $8$ |
Kissing number: | $6$ |
Normalized minimal vectors: |
$(0, 0, 0, 0, 0, 1, 0)$, $(0, 0, 0, 0, 0, 1, 1)$, $(0, 0, 0, 0, 0, 0, 1)$
|
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gp,
magma,
sage |
$\left(\begin{array}{rrrrrrr}
12 & 0 & 6 & -6 & -6 & 0 & 0 \\
0 & 12 & 6 & -6 & -6 & 0 & 0 \\
6 & 6 & 15 & -9 & -9 & 0 & 0 \\
-6 & -6 & -9 & 15 & 3 & 0 & 0 \\
-6 & -6 & -9 & 3 & 15 & 0 & 0 \\
0 & 0 & 0 & 0 & 0 & 8 & -4 \\
0 & 0 & 0 & 0 & 0 & -4 & 8
\end{array}\right)$
Class number: | $1$ |
|
Genus representatives:
$\left(\begin{array}{rrrrrrr}
8 & -4 & 0 & 0 & 0 & 0 & 0 \\
-4 & 8 & 0 & 0 & 0 & 0 & 0 \\
0 & 0 & 12 & 0 & -6 & 6 & -6 \\
0 & 0 & 0 & 12 & -6 & 6 & -6 \\
0 & 0 & -6 & -6 & 15 & -9 & 3 \\
0 & 0 & 6 & 6 & -9 & 15 & -9 \\
0 & 0 & -6 & -6 & 3 & -9 & 15
\end{array}\right)$ |
| Download this matrix for
gp,
magma,
sage |