Properties

Label 2-983-1.1-c1-0-76
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.45·2-s − 0.0876·3-s + 0.102·4-s + 0.663·5-s − 0.127·6-s − 2.02·7-s − 2.75·8-s − 2.99·9-s + 0.962·10-s − 2.07·11-s − 0.00899·12-s + 5.02·13-s − 2.92·14-s − 0.0581·15-s − 4.19·16-s − 3.40·17-s − 4.33·18-s − 4.98·19-s + 0.0680·20-s + 0.177·21-s − 3.00·22-s + 2.01·23-s + 0.241·24-s − 4.55·25-s + 7.28·26-s + 0.525·27-s − 0.207·28-s + ⋯
L(s)  = 1  + 1.02·2-s − 0.0506·3-s + 0.0512·4-s + 0.296·5-s − 0.0518·6-s − 0.763·7-s − 0.972·8-s − 0.997·9-s + 0.304·10-s − 0.625·11-s − 0.00259·12-s + 1.39·13-s − 0.782·14-s − 0.0150·15-s − 1.04·16-s − 0.824·17-s − 1.02·18-s − 1.14·19-s + 0.0152·20-s + 0.0386·21-s − 0.641·22-s + 0.419·23-s + 0.0492·24-s − 0.911·25-s + 1.42·26-s + 0.101·27-s − 0.0391·28-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: \(1\)
Selberg data: \((2,\ 983,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.45T + 2T^{2} \)
3 \( 1 + 0.0876T + 3T^{2} \)
5 \( 1 - 0.663T + 5T^{2} \)
7 \( 1 + 2.02T + 7T^{2} \)
11 \( 1 + 2.07T + 11T^{2} \)
13 \( 1 - 5.02T + 13T^{2} \)
17 \( 1 + 3.40T + 17T^{2} \)
19 \( 1 + 4.98T + 19T^{2} \)
23 \( 1 - 2.01T + 23T^{2} \)
29 \( 1 + 3.40T + 29T^{2} \)
31 \( 1 + 4.29T + 31T^{2} \)
37 \( 1 + 1.14T + 37T^{2} \)
41 \( 1 + 1.61T + 41T^{2} \)
43 \( 1 - 12.0T + 43T^{2} \)
47 \( 1 - 3.87T + 47T^{2} \)
53 \( 1 + 7.18T + 53T^{2} \)
59 \( 1 + 3.57T + 59T^{2} \)
61 \( 1 + 8.02T + 61T^{2} \)
67 \( 1 - 6.81T + 67T^{2} \)
71 \( 1 - 9.64T + 71T^{2} \)
73 \( 1 + 3.27T + 73T^{2} \)
79 \( 1 + 7.78T + 79T^{2} \)
83 \( 1 - 15.3T + 83T^{2} \)
89 \( 1 - 13.6T + 89T^{2} \)
97 \( 1 - 0.490T + 97T^{2} \)
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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

−9.343907958506482525920624974025, −8.927902292497007901050093534217, −7.976061188988506192235102665642, −6.51171158658257538879959132366, −6.04036935303615748490762938315, −5.31334356183668398723710475808, −4.14235126016244013573277524405, −3.35234710386843700961891549410, −2.32599681120643725523791439826, 0, 2.32599681120643725523791439826, 3.35234710386843700961891549410, 4.14235126016244013573277524405, 5.31334356183668398723710475808, 6.04036935303615748490762938315, 6.51171158658257538879959132366, 7.976061188988506192235102665642, 8.927902292497007901050093534217, 9.343907958506482525920624974025

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