Properties

Degree $2$
Conductor $9408$
Sign $1$
Motivic weight $1$
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3-s − 2·5-s + 9-s − 4·11-s + 6·13-s − 2·15-s − 2·17-s + 4·19-s − 8·23-s − 25-s + 27-s + 2·29-s − 4·33-s + 10·37-s + 6·39-s + 6·41-s − 4·43-s − 2·45-s − 2·51-s − 6·53-s + 8·55-s + 4·57-s − 4·59-s + 6·61-s − 12·65-s + 4·67-s − 8·69-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.894·5-s + 1/3·9-s − 1.20·11-s + 1.66·13-s − 0.516·15-s − 0.485·17-s + 0.917·19-s − 1.66·23-s − 1/5·25-s + 0.192·27-s + 0.371·29-s − 0.696·33-s + 1.64·37-s + 0.960·39-s + 0.937·41-s − 0.609·43-s − 0.298·45-s − 0.280·51-s − 0.824·53-s + 1.07·55-s + 0.529·57-s − 0.520·59-s + 0.768·61-s − 1.48·65-s + 0.488·67-s − 0.963·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 9408 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 9408 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(9408\)    =    \(2^{6} \cdot 3 \cdot 7^{2}\)
Sign: $1$
Motivic weight: \(1\)
Character: $\chi_{9408} (1, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 9408,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.857704807\)
\(L(\frac12)\) \(\approx\) \(1.857704807\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 - T \)
7 \( 1 \)
good5 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + 8 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 8 T + p T^{2} \)
73 \( 1 + 10 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 - 14 T + p T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−7.907802501954179251622576832429, −7.28965766970175880058840390576, −6.23175022246340560839371166306, −5.81340647648643732482215027480, −4.73982413848000625426104276677, −4.09458451974208041146506029777, −3.47205407811273829747507807541, −2.74481126065377142074711550653, −1.79260226536651551834145289140, −0.62964118914525720642781422582, 0.62964118914525720642781422582, 1.79260226536651551834145289140, 2.74481126065377142074711550653, 3.47205407811273829747507807541, 4.09458451974208041146506029777, 4.73982413848000625426104276677, 5.81340647648643732482215027480, 6.23175022246340560839371166306, 7.28965766970175880058840390576, 7.907802501954179251622576832429

Graph of the $Z$-function along the critical line