Properties

Label 2-983-983.982-c0-0-8
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  − 1.87·2-s + 1.53·3-s + 2.53·4-s − 2.87·6-s + 1.53·7-s − 2.87·8-s + 1.34·9-s + 3.87·12-s − 2.87·14-s + 2.87·16-s − 2.53·18-s − 1.87·19-s + 2.34·21-s + 0.347·23-s − 4.41·24-s + 25-s + 0.532·27-s + 3.87·28-s − 31-s − 2.53·32-s + 3.41·36-s − 37-s + 3.53·38-s − 41-s − 4.41·42-s − 1.87·43-s − 0.652·46-s + ⋯
L(s)  = 1  − 1.87·2-s + 1.53·3-s + 2.53·4-s − 2.87·6-s + 1.53·7-s − 2.87·8-s + 1.34·9-s + 3.87·12-s − 2.87·14-s + 2.87·16-s − 2.53·18-s − 1.87·19-s + 2.34·21-s + 0.347·23-s − 4.41·24-s + 25-s + 0.532·27-s + 3.87·28-s − 31-s − 2.53·32-s + 3.41·36-s − 37-s + 3.53·38-s − 41-s − 4.41·42-s − 1.87·43-s − 0.652·46-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

\(L(\frac{1}{2})\) \(\approx\) \(0.8389476287\)
\(L(\frac12)\) \(\approx\) \(0.8389476287\)
\(L(1)\) 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 \( 1 + 1.87T + T^{2} \)
3 \( 1 - 1.53T + T^{2} \)
5 \( 1 - T^{2} \)
7 \( 1 - 1.53T + T^{2} \)
11 \( 1 - T^{2} \)
13 \( 1 - T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 + 1.87T + T^{2} \)
23 \( 1 - 0.347T + T^{2} \)
29 \( 1 - T^{2} \)
31 \( 1 + T + T^{2} \)
37 \( 1 + T + T^{2} \)
41 \( 1 + T + T^{2} \)
43 \( 1 + 1.87T + T^{2} \)
47 \( 1 - 0.347T + T^{2} \)
53 \( 1 + 1.87T + T^{2} \)
59 \( 1 - 2T + T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 + T + T^{2} \)
71 \( 1 - T^{2} \)
73 \( 1 - T^{2} \)
79 \( 1 - 2T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - 1.53T + T^{2} \)
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

−10.00976765839620512240654157833, −8.937592814778045810468873002996, −8.610017094120081651756384364419, −8.121923688161267018332256313561, −7.35753745137102005950734718359, −6.55412167788695120917645013294, −4.90281843828383125309979180412, −3.44254602716621065018635735063, −2.19423643637913643330652866737, −1.66081493320676557575426171011, 1.66081493320676557575426171011, 2.19423643637913643330652866737, 3.44254602716621065018635735063, 4.90281843828383125309979180412, 6.55412167788695120917645013294, 7.35753745137102005950734718359, 8.121923688161267018332256313561, 8.610017094120081651756384364419, 8.937592814778045810468873002996, 10.00976765839620512240654157833

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