Lattice Invariants
Dimension: | $3$ |
Determinant: | $1658$ |
Level: | $3316$ |
Density: | $0.102871801711073954965061860328\dots$ |
Group order: | $2$ |
Hermite number: | $0.337959881573982579615545996882\dots$ |
Minimal vector length: | $4$ |
Kissing number: | $2$ |
Normalized minimal vectors: |
|
Download this vector for gp, magma, sage |
Theta Series
Gram Matrix
$\left(\begin{array}{rrr} 4 & 1 & 1 \\ 1 & 16 & 5 \\ 1 & 5 & 28 \end{array}\right)$
Genus Structure
Class number: | $40$ |
$\left(\begin{array}{rrr} 4 & 1 & 1 \\ 1 & 16 & 5 \\ 1 & 5 & 28 \end{array}\right)$, $\left(\begin{array}{rrr} 2 & -1 & -1 \\ -1 & 4 & 2 \\ -1 & 2 & 238 \end{array}\right)$, $\left(\begin{array}{rrr} 6 & 1 & 2 \\ 1 & 8 & 1 \\ 2 & 1 & 36 \end{array}\right)$, $\left(\begin{array}{rrr} 4 & 0 & 1 \\ 0 & 22 & 8 \\ 1 & 8 & 22 \end{array}\right)$, $\left(\begin{array}{rrr} 6 & 0 & 2 \\ 0 & 16 & 1 \\ 2 & 1 & 18 \end{array}\right)$, $\left(\begin{array}{rrr} 4 & 1 & 2 \\ 1 & 16 & 7 \\ 2 & 7 & 30 \end{array}\right)$, $\left(\begin{array}{rrr} 4 & 1 & 2 \\ 1 & 12 & 5 \\ 2 & 5 & 38 \end{array}\right)$, $\left(\begin{array}{rrr} 8 & -1 & -2 \\ -1 & 10 & -2 \\ -2 & -2 & 22 \end{array}\right)$, $\left(\begin{array}{rrr} 10 & 0 & 1 \\ 0 & 12 & -1 \\ 1 & -1 & 14 \end{array}\right)$ ... | |
Download the complete list for gp, magma, sage |
Comments
This lattice appears in the Brandt-Intrau-Schiemann Table of Even Ternary Quadratic Forms.