Properties

Label 2-2008-1.1-c1-0-30
Degree $2$
Conductor $2008$
Sign $1$
Analytic cond. $16.0339$
Root an. cond. $4.00424$
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  + 1.96·3-s + 0.807·5-s + 3.34·7-s + 0.848·9-s + 4.04·11-s − 4.44·13-s + 1.58·15-s − 5.91·17-s + 2.98·19-s + 6.55·21-s + 7.45·23-s − 4.34·25-s − 4.22·27-s + 7.98·29-s + 9.58·31-s + 7.93·33-s + 2.69·35-s + 2.67·37-s − 8.71·39-s + 3.85·41-s + 9.57·43-s + 0.685·45-s − 9.46·47-s + 4.17·49-s − 11.6·51-s − 9.89·53-s + 3.26·55-s + ⋯
L(s)  = 1  + 1.13·3-s + 0.361·5-s + 1.26·7-s + 0.282·9-s + 1.21·11-s − 1.23·13-s + 0.408·15-s − 1.43·17-s + 0.684·19-s + 1.43·21-s + 1.55·23-s − 0.869·25-s − 0.812·27-s + 1.48·29-s + 1.72·31-s + 1.38·33-s + 0.456·35-s + 0.440·37-s − 1.39·39-s + 0.601·41-s + 1.46·43-s + 0.102·45-s − 1.38·47-s + 0.596·49-s − 1.62·51-s − 1.35·53-s + 0.440·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2008 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2008 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2008\)    =    \(2^{3} \cdot 251\)
Sign: $1$
Analytic conductor: \(16.0339\)
Root analytic conductor: \(4.00424\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2008,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.263116508\)
\(L(\frac12)\) \(\approx\) \(3.263116508\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
251 \( 1 + T \)
good3 \( 1 - 1.96T + 3T^{2} \)
5 \( 1 - 0.807T + 5T^{2} \)
7 \( 1 - 3.34T + 7T^{2} \)
11 \( 1 - 4.04T + 11T^{2} \)
13 \( 1 + 4.44T + 13T^{2} \)
17 \( 1 + 5.91T + 17T^{2} \)
19 \( 1 - 2.98T + 19T^{2} \)
23 \( 1 - 7.45T + 23T^{2} \)
29 \( 1 - 7.98T + 29T^{2} \)
31 \( 1 - 9.58T + 31T^{2} \)
37 \( 1 - 2.67T + 37T^{2} \)
41 \( 1 - 3.85T + 41T^{2} \)
43 \( 1 - 9.57T + 43T^{2} \)
47 \( 1 + 9.46T + 47T^{2} \)
53 \( 1 + 9.89T + 53T^{2} \)
59 \( 1 - 6.88T + 59T^{2} \)
61 \( 1 + 7.56T + 61T^{2} \)
67 \( 1 + 8.97T + 67T^{2} \)
71 \( 1 + 14.1T + 71T^{2} \)
73 \( 1 - 3.51T + 73T^{2} \)
79 \( 1 + 9.64T + 79T^{2} \)
83 \( 1 - 9.42T + 83T^{2} \)
89 \( 1 - 0.414T + 89T^{2} \)
97 \( 1 - 8.39T + 97T^{2} \)
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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

−9.165017840849958547495078668293, −8.418471435110756162171091767057, −7.76058328462529451439117474427, −6.96835634394070620124005383601, −6.07277462553899808715320693484, −4.74853287830287171222053832696, −4.44572364973434917233936086158, −3.03241213708768172998373554837, −2.32460023902098225477319524273, −1.29267055865463392839493885330, 1.29267055865463392839493885330, 2.32460023902098225477319524273, 3.03241213708768172998373554837, 4.44572364973434917233936086158, 4.74853287830287171222053832696, 6.07277462553899808715320693484, 6.96835634394070620124005383601, 7.76058328462529451439117474427, 8.418471435110756162171091767057, 9.165017840849958547495078668293

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