Properties

Label 2-983-1.1-c1-0-50
Degree $2$
Conductor $983$
Sign $1$
Analytic cond. $7.84929$
Root an. cond. $2.80165$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2.08·2-s + 1.62·3-s + 2.35·4-s − 2.03·5-s + 3.39·6-s + 1.75·7-s + 0.741·8-s − 0.361·9-s − 4.25·10-s + 3.26·11-s + 3.82·12-s + 6.15·13-s + 3.66·14-s − 3.30·15-s − 3.16·16-s + 3.48·17-s − 0.753·18-s + 6.73·19-s − 4.79·20-s + 2.85·21-s + 6.82·22-s − 8.95·23-s + 1.20·24-s − 0.850·25-s + 12.8·26-s − 5.46·27-s + 4.13·28-s + ⋯
L(s)  = 1  + 1.47·2-s + 0.937·3-s + 1.17·4-s − 0.911·5-s + 1.38·6-s + 0.664·7-s + 0.262·8-s − 0.120·9-s − 1.34·10-s + 0.985·11-s + 1.10·12-s + 1.70·13-s + 0.980·14-s − 0.854·15-s − 0.790·16-s + 0.846·17-s − 0.177·18-s + 1.54·19-s − 1.07·20-s + 0.622·21-s + 1.45·22-s − 1.86·23-s + 0.245·24-s − 0.170·25-s + 2.51·26-s − 1.05·27-s + 0.782·28-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(983\)
Sign: $1$
Analytic conductor: \(7.84929\)
Root analytic conductor: \(2.80165\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 983,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(4.443952474\)
\(L(\frac12)\) \(\approx\) \(4.443952474\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad983 \( 1 - T \)
good2 \( 1 - 2.08T + 2T^{2} \)
3 \( 1 - 1.62T + 3T^{2} \)
5 \( 1 + 2.03T + 5T^{2} \)
7 \( 1 - 1.75T + 7T^{2} \)
11 \( 1 - 3.26T + 11T^{2} \)
13 \( 1 - 6.15T + 13T^{2} \)
17 \( 1 - 3.48T + 17T^{2} \)
19 \( 1 - 6.73T + 19T^{2} \)
23 \( 1 + 8.95T + 23T^{2} \)
29 \( 1 - 2.74T + 29T^{2} \)
31 \( 1 - 3.44T + 31T^{2} \)
37 \( 1 + 5.67T + 37T^{2} \)
41 \( 1 + 7.10T + 41T^{2} \)
43 \( 1 - 3.43T + 43T^{2} \)
47 \( 1 + 3.01T + 47T^{2} \)
53 \( 1 + 2.00T + 53T^{2} \)
59 \( 1 + 9.39T + 59T^{2} \)
61 \( 1 - 7.17T + 61T^{2} \)
67 \( 1 - 0.0881T + 67T^{2} \)
71 \( 1 + 4.83T + 71T^{2} \)
73 \( 1 + 8.89T + 73T^{2} \)
79 \( 1 + 11.6T + 79T^{2} \)
83 \( 1 - 4.17T + 83T^{2} \)
89 \( 1 - 0.927T + 89T^{2} \)
97 \( 1 - 12.3T + 97T^{2} \)
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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

−10.02392174238775317848395434637, −8.897330443611336320425906308938, −8.243924581853612477297640469699, −7.55210932245212273333024336297, −6.32181828114026925995499812017, −5.58817077341443356430359750147, −4.40117190846940068814380893080, −3.60787415741773737543720915832, −3.24491540147114122951420054988, −1.62330405833784839552077295051, 1.62330405833784839552077295051, 3.24491540147114122951420054988, 3.60787415741773737543720915832, 4.40117190846940068814380893080, 5.58817077341443356430359750147, 6.32181828114026925995499812017, 7.55210932245212273333024336297, 8.243924581853612477297640469699, 8.897330443611336320425906308938, 10.02392174238775317848395434637

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