Properties

Label 2-1368-1.1-c1-0-9
Degree $2$
Conductor $1368$
Sign $1$
Analytic cond. $10.9235$
Root an. cond. $3.30507$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4·5-s − 6·11-s + 2·13-s + 4·17-s − 19-s + 6·23-s + 11·25-s + 10·29-s + 8·31-s − 10·37-s − 6·41-s − 4·43-s + 6·47-s − 7·49-s + 2·53-s − 24·55-s + 4·59-s + 10·61-s + 8·65-s − 12·67-s + 12·71-s − 6·73-s − 4·79-s + 14·83-s + 16·85-s − 6·89-s − 4·95-s + ⋯
L(s)  = 1  + 1.78·5-s − 1.80·11-s + 0.554·13-s + 0.970·17-s − 0.229·19-s + 1.25·23-s + 11/5·25-s + 1.85·29-s + 1.43·31-s − 1.64·37-s − 0.937·41-s − 0.609·43-s + 0.875·47-s − 49-s + 0.274·53-s − 3.23·55-s + 0.520·59-s + 1.28·61-s + 0.992·65-s − 1.46·67-s + 1.42·71-s − 0.702·73-s − 0.450·79-s + 1.53·83-s + 1.73·85-s − 0.635·89-s − 0.410·95-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1368 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1368\)    =    \(2^{3} \cdot 3^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(10.9235\)
Root analytic conductor: \(3.30507\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1368,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.288600590\)
\(L(\frac12)\) \(\approx\) \(2.288600590\)
\(L(\frac{3}{2})\) 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 \( 1 \)
19 \( 1 + T \)
good5 \( 1 - 4 T + p T^{2} \)
7 \( 1 + p T^{2} \)
11 \( 1 + 6 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
17 \( 1 - 4 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 - 12 T + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 - 14 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
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

−9.843187490189309532847501765164, −8.733630445014506961411164280575, −8.188739896970630999991719296997, −6.96144809894394358067044941513, −6.24670329210725230269790841808, −5.29073756521375423883662858784, −4.96968245486932091706458917661, −3.13358913525565115720185038251, −2.44562128151779883150829106452, −1.19815847963162522724198031958, 1.19815847963162522724198031958, 2.44562128151779883150829106452, 3.13358913525565115720185038251, 4.96968245486932091706458917661, 5.29073756521375423883662858784, 6.24670329210725230269790841808, 6.96144809894394358067044941513, 8.188739896970630999991719296997, 8.733630445014506961411164280575, 9.843187490189309532847501765164

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