Properties

Label 2-1368-1.1-c1-0-6
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  + 3·5-s − 3·7-s + 11-s − 2·13-s + 5·17-s + 19-s + 4·23-s + 4·25-s + 6·29-s − 2·31-s − 9·35-s + 8·37-s + 8·41-s + 13·43-s − 13·47-s + 2·49-s + 6·53-s + 3·55-s − 4·59-s − 13·61-s − 6·65-s + 4·67-s + 8·71-s − 3·73-s − 3·77-s − 4·79-s − 4·83-s + ⋯
L(s)  = 1  + 1.34·5-s − 1.13·7-s + 0.301·11-s − 0.554·13-s + 1.21·17-s + 0.229·19-s + 0.834·23-s + 4/5·25-s + 1.11·29-s − 0.359·31-s − 1.52·35-s + 1.31·37-s + 1.24·41-s + 1.98·43-s − 1.89·47-s + 2/7·49-s + 0.824·53-s + 0.404·55-s − 0.520·59-s − 1.66·61-s − 0.744·65-s + 0.488·67-s + 0.949·71-s − 0.351·73-s − 0.341·77-s − 0.450·79-s − 0.439·83-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

\(L(1)\) \(\approx\) \(1.984935456\)
\(L(\frac12)\) \(\approx\) \(1.984935456\)
\(L(\frac{3}{2})\) 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 \( 1 - 3 T + p T^{2} \)
7 \( 1 + 3 T + p T^{2} \)
11 \( 1 - T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 5 T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + 2 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 - 8 T + p T^{2} \)
43 \( 1 - 13 T + p T^{2} \)
47 \( 1 + 13 T + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 13 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 + 3 T + p T^{2} \)
79 \( 1 + 4 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
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

−9.524548758129872633774664362571, −9.221900813441333316896786957028, −7.924107656862495380801900682255, −7.00612622598426407511060309816, −6.16799098038826968846498615960, −5.66548080355213698116568009078, −4.59164546840578345262367580791, −3.25222241798197103354320694490, −2.49847213158180922818846804858, −1.07996559647171411835733236564, 1.07996559647171411835733236564, 2.49847213158180922818846804858, 3.25222241798197103354320694490, 4.59164546840578345262367580791, 5.66548080355213698116568009078, 6.16799098038826968846498615960, 7.00612622598426407511060309816, 7.924107656862495380801900682255, 9.221900813441333316896786957028, 9.524548758129872633774664362571

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