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Properties

Label 5.16.4.1.1
Class number $1$
Dimension $5$
Determinant $16$
Level $4$

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Lattice Invariants

Dimension:$5$
Determinant:$16$
Level:$4$
Density:$0.0411233516712056609118103791662\dots$
Group order:$768$
Hermite number:$0.574349177498517503399313473389\dots$
Minimal vector length:$1$
Kissing number:$2$
Normalized minimal vectors: $(1, 0, 0, 0, 0)$
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Theta Series

\(1 \) \(\mathstrut +\mathstrut 2 q \) \(\mathstrut +\mathstrut 8 q^{2} \) \(\mathstrut +\mathstrut 16 q^{3} \) \(\mathstrut +\mathstrut 26 q^{4} \) \(\mathstrut +\mathstrut 48 q^{5} \) \(\mathstrut +\mathstrut 48 q^{6} \) \(\mathstrut +\mathstrut 64 q^{7} \) \(\mathstrut +\mathstrut 72 q^{8} \) \(\mathstrut +\mathstrut 50 q^{9} \) \(\mathstrut +\mathstrut 112 q^{10} \) \(\mathstrut +\mathstrut 112 q^{11} \) \(\mathstrut +\mathstrut 144 q^{12} \) \(\mathstrut +\mathstrut 240 q^{13} \) \(\mathstrut +\mathstrut 160 q^{14} \) \(\mathstrut +\mathstrut 192 q^{15} \) \(\mathstrut +\mathstrut 218 q^{16} \) \(\mathstrut +\mathstrut 96 q^{17} \) \(\mathstrut +\mathstrut 248 q^{18} \) \(\mathstrut +\mathstrut 304 q^{19} \) \(\mathstrut +\mathstrut 240 q^{20} \) \(\mathstrut +\mathstrut O(q^{21}) \)

Gram Matrix

$\left(\begin{array}{rrrrr} 1 & 0 & 0 & 0 & 0 \\ 0 & 2 & 0 & 0 & 0 \\ 0 & 0 & 2 & 0 & 0 \\ 0 & 0 & 0 & 2 & 0 \\ 0 & 0 & 0 & 0 & 2 \end{array}\right)$

Genus Structure

Genus representatives:
Class number:$1$
 
$\left(\begin{array}{rrrrr} 1 & 0 & 0 & 0 & 0 \\ 0 & 2 & 0 & 0 & 0 \\ 0 & 0 & 2 & 0 & 0 \\ 0 & 0 & 0 & 2 & 0 \\ 0 & 0 & 0 & 0 & 2 \end{array}\right)$
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