Properties

Label 2-531-1.1-c7-0-50
Degree $2$
Conductor $531$
Sign $-1$
Analytic cond. $165.876$
Root an. cond. $12.8793$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 21.8·2-s + 350.·4-s − 336.·5-s − 653.·7-s − 4.87e3·8-s + 7.35e3·10-s − 2.82e3·11-s − 5.70e3·13-s + 1.43e4·14-s + 6.17e4·16-s − 2.74e4·17-s − 5.26e4·19-s − 1.17e5·20-s + 6.18e4·22-s + 1.12e5·23-s + 3.49e4·25-s + 1.24e5·26-s − 2.29e5·28-s − 1.29e5·29-s + 2.64e5·31-s − 7.26e5·32-s + 6.00e5·34-s + 2.19e5·35-s − 1.62e5·37-s + 1.15e6·38-s + 1.63e6·40-s + 5.70e5·41-s + ⋯
L(s)  = 1  − 1.93·2-s + 2.73·4-s − 1.20·5-s − 0.720·7-s − 3.36·8-s + 2.32·10-s − 0.639·11-s − 0.720·13-s + 1.39·14-s + 3.76·16-s − 1.35·17-s − 1.76·19-s − 3.29·20-s + 1.23·22-s + 1.93·23-s + 0.447·25-s + 1.39·26-s − 1.97·28-s − 0.983·29-s + 1.59·31-s − 3.92·32-s + 2.62·34-s + 0.866·35-s − 0.528·37-s + 3.40·38-s + 4.04·40-s + 1.29·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 531 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(531\)    =    \(3^{2} \cdot 59\)
Sign: $-1$
Analytic conductor: \(165.876\)
Root analytic conductor: \(12.8793\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 531,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
59 \( 1 + 2.05e5T \)
good2 \( 1 + 21.8T + 128T^{2} \)
5 \( 1 + 336.T + 7.81e4T^{2} \)
7 \( 1 + 653.T + 8.23e5T^{2} \)
11 \( 1 + 2.82e3T + 1.94e7T^{2} \)
13 \( 1 + 5.70e3T + 6.27e7T^{2} \)
17 \( 1 + 2.74e4T + 4.10e8T^{2} \)
19 \( 1 + 5.26e4T + 8.93e8T^{2} \)
23 \( 1 - 1.12e5T + 3.40e9T^{2} \)
29 \( 1 + 1.29e5T + 1.72e10T^{2} \)
31 \( 1 - 2.64e5T + 2.75e10T^{2} \)
37 \( 1 + 1.62e5T + 9.49e10T^{2} \)
41 \( 1 - 5.70e5T + 1.94e11T^{2} \)
43 \( 1 - 4.68e5T + 2.71e11T^{2} \)
47 \( 1 - 4.51e5T + 5.06e11T^{2} \)
53 \( 1 - 1.09e6T + 1.17e12T^{2} \)
61 \( 1 + 1.17e6T + 3.14e12T^{2} \)
67 \( 1 + 1.24e6T + 6.06e12T^{2} \)
71 \( 1 + 2.90e6T + 9.09e12T^{2} \)
73 \( 1 - 1.95e6T + 1.10e13T^{2} \)
79 \( 1 - 5.29e5T + 1.92e13T^{2} \)
83 \( 1 + 7.53e6T + 2.71e13T^{2} \)
89 \( 1 + 6.07e6T + 4.42e13T^{2} \)
97 \( 1 + 2.74e6T + 8.07e13T^{2} \)
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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

−9.019803654364620794906966496637, −8.588376193270271908617278972103, −7.55437816134123996212967300164, −7.04092569620608981126844735445, −6.14741333086975989726274237213, −4.42160934281018384122737892641, −2.98283437522081697581048568483, −2.21895294390052702413867882919, −0.64815526716069670313477893182, 0, 0.64815526716069670313477893182, 2.21895294390052702413867882919, 2.98283437522081697581048568483, 4.42160934281018384122737892641, 6.14741333086975989726274237213, 7.04092569620608981126844735445, 7.55437816134123996212967300164, 8.588376193270271908617278972103, 9.019803654364620794906966496637

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