Properties

Label 2-6864-1.1-c1-0-108
Degree $2$
Conductor $6864$
Sign $-1$
Analytic cond. $54.8093$
Root an. cond. $7.40333$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s + 3·5-s + 7-s + 9-s − 11-s + 13-s − 3·15-s − 2·19-s − 21-s − 3·23-s + 4·25-s − 27-s − 3·29-s − 8·31-s + 33-s + 3·35-s + 2·37-s − 39-s − 9·41-s − 5·43-s + 3·45-s − 6·49-s − 6·53-s − 3·55-s + 2·57-s + 3·59-s − 61-s + ⋯
L(s)  = 1  − 0.577·3-s + 1.34·5-s + 0.377·7-s + 1/3·9-s − 0.301·11-s + 0.277·13-s − 0.774·15-s − 0.458·19-s − 0.218·21-s − 0.625·23-s + 4/5·25-s − 0.192·27-s − 0.557·29-s − 1.43·31-s + 0.174·33-s + 0.507·35-s + 0.328·37-s − 0.160·39-s − 1.40·41-s − 0.762·43-s + 0.447·45-s − 6/7·49-s − 0.824·53-s − 0.404·55-s + 0.264·57-s + 0.390·59-s − 0.128·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6864 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6864\)    =    \(2^{4} \cdot 3 \cdot 11 \cdot 13\)
Sign: $-1$
Analytic conductor: \(54.8093\)
Root analytic conductor: \(7.40333\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 6864,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + T \)
11 \( 1 + T \)
13 \( 1 - T \)
good5 \( 1 - 3 T + p T^{2} \)
7 \( 1 - T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 + 2 T + p T^{2} \)
23 \( 1 + 3 T + p T^{2} \)
29 \( 1 + 3 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 + 9 T + p T^{2} \)
43 \( 1 + 5 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 - 3 T + p T^{2} \)
61 \( 1 + T + p T^{2} \)
67 \( 1 + 11 T + p T^{2} \)
71 \( 1 - 6 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 + 2 T + p T^{2} \)
83 \( 1 + 18 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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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

−7.53953230655569550336191437205, −6.74408019293904499286334828471, −6.11292823185018654929332216860, −5.53808114020207567026979673012, −4.99523696721203484345897079591, −4.10177495269232651705619041235, −3.10114627748186314117182550441, −1.96735022238452759822188709284, −1.54983453144023684588265796556, 0, 1.54983453144023684588265796556, 1.96735022238452759822188709284, 3.10114627748186314117182550441, 4.10177495269232651705619041235, 4.99523696721203484345897079591, 5.53808114020207567026979673012, 6.11292823185018654929332216860, 6.74408019293904499286334828471, 7.53953230655569550336191437205

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