Properties

Label 2-983-983.982-c0-0-2
Degree $2$
Conductor $983$
Sign $1$
Analytic cond. $0.490580$
Root an. cond. $0.700414$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.98·2-s − 0.573·3-s + 2.94·4-s + 1.13·6-s − 1.37·7-s − 3.86·8-s − 0.670·9-s − 1.68·12-s + 2.72·14-s + 4.73·16-s + 1.33·18-s + 1.19·19-s + 0.787·21-s − 0.116·23-s + 2.21·24-s + 25-s + 0.958·27-s − 4.04·28-s − 1.87·31-s − 5.53·32-s − 1.97·36-s + 1.53·37-s − 2.37·38-s + 0.347·41-s − 1.56·42-s + 0.792·43-s + 0.231·46-s + ⋯
L(s)  = 1  − 1.98·2-s − 0.573·3-s + 2.94·4-s + 1.13·6-s − 1.37·7-s − 3.86·8-s − 0.670·9-s − 1.68·12-s + 2.72·14-s + 4.73·16-s + 1.33·18-s + 1.19·19-s + 0.787·21-s − 0.116·23-s + 2.21·24-s + 25-s + 0.958·27-s − 4.04·28-s − 1.87·31-s − 5.53·32-s − 1.97·36-s + 1.53·37-s − 2.37·38-s + 0.347·41-s − 1.56·42-s + 0.792·43-s + 0.231·46-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 983 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 983 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(983\)
Sign: $1$
Analytic conductor: \(0.490580\)
Root analytic conductor: \(0.700414\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{983} (982, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 983,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.2600929936\)
\(L(\frac12)\) \(\approx\) \(0.2600929936\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad983 \( 1 - T \)
good2 \( 1 + 1.98T + T^{2} \)
3 \( 1 + 0.573T + T^{2} \)
5 \( 1 - T^{2} \)
7 \( 1 + 1.37T + T^{2} \)
11 \( 1 - T^{2} \)
13 \( 1 - T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 - 1.19T + T^{2} \)
23 \( 1 + 0.116T + T^{2} \)
29 \( 1 - T^{2} \)
31 \( 1 + 1.87T + T^{2} \)
37 \( 1 - 1.53T + T^{2} \)
41 \( 1 - 0.347T + T^{2} \)
43 \( 1 - 0.792T + T^{2} \)
47 \( 1 - 1.78T + T^{2} \)
53 \( 1 - 0.792T + T^{2} \)
59 \( 1 + T + T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 - 0.347T + T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - T^{2} \)
79 \( 1 + T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - 1.94T + T^{2} \)
97 \( 1 - T^{2} \)
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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

−10.08205999643285150428771198376, −9.225023236244035390378918017082, −8.934136661555314395525823715075, −7.67967614716262121445043453503, −7.08197208944588354733315115370, −6.16486183679071612010962128416, −5.62953860189434050757844560299, −3.36672971197555799117340141244, −2.52750703155840666162534528489, −0.78214809640805405585048506681, 0.78214809640805405585048506681, 2.52750703155840666162534528489, 3.36672971197555799117340141244, 5.62953860189434050757844560299, 6.16486183679071612010962128416, 7.08197208944588354733315115370, 7.67967614716262121445043453503, 8.934136661555314395525823715075, 9.225023236244035390378918017082, 10.08205999643285150428771198376

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