Properties

Label 2-2008-1.1-c1-0-1
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  − 1.15·3-s − 4.09·5-s − 0.621·7-s − 1.66·9-s + 0.176·11-s − 6.62·13-s + 4.73·15-s − 4.87·17-s − 6.67·19-s + 0.718·21-s + 1.95·23-s + 11.7·25-s + 5.39·27-s − 4.79·29-s − 3.71·31-s − 0.204·33-s + 2.54·35-s + 6.22·37-s + 7.65·39-s + 1.84·41-s − 6.89·43-s + 6.81·45-s − 0.545·47-s − 6.61·49-s + 5.63·51-s − 4.30·53-s − 0.723·55-s + ⋯
L(s)  = 1  − 0.667·3-s − 1.83·5-s − 0.234·7-s − 0.554·9-s + 0.0532·11-s − 1.83·13-s + 1.22·15-s − 1.18·17-s − 1.53·19-s + 0.156·21-s + 0.406·23-s + 2.35·25-s + 1.03·27-s − 0.891·29-s − 0.666·31-s − 0.0355·33-s + 0.430·35-s + 1.02·37-s + 1.22·39-s + 0.288·41-s − 1.05·43-s + 1.01·45-s − 0.0795·47-s − 0.944·49-s + 0.789·51-s − 0.591·53-s − 0.0975·55-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

\(L(1)\) \(\approx\) \(0.1093735802\)
\(L(\frac12)\) \(\approx\) \(0.1093735802\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.15T + 3T^{2} \)
5 \( 1 + 4.09T + 5T^{2} \)
7 \( 1 + 0.621T + 7T^{2} \)
11 \( 1 - 0.176T + 11T^{2} \)
13 \( 1 + 6.62T + 13T^{2} \)
17 \( 1 + 4.87T + 17T^{2} \)
19 \( 1 + 6.67T + 19T^{2} \)
23 \( 1 - 1.95T + 23T^{2} \)
29 \( 1 + 4.79T + 29T^{2} \)
31 \( 1 + 3.71T + 31T^{2} \)
37 \( 1 - 6.22T + 37T^{2} \)
41 \( 1 - 1.84T + 41T^{2} \)
43 \( 1 + 6.89T + 43T^{2} \)
47 \( 1 + 0.545T + 47T^{2} \)
53 \( 1 + 4.30T + 53T^{2} \)
59 \( 1 - 11.0T + 59T^{2} \)
61 \( 1 + 3.06T + 61T^{2} \)
67 \( 1 + 9.29T + 67T^{2} \)
71 \( 1 + 6.86T + 71T^{2} \)
73 \( 1 - 5.09T + 73T^{2} \)
79 \( 1 + 7.28T + 79T^{2} \)
83 \( 1 + 18.1T + 83T^{2} \)
89 \( 1 - 15.4T + 89T^{2} \)
97 \( 1 - 8.30T + 97T^{2} \)
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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

−8.950425955387767669559512882637, −8.378088306430258283126196300801, −7.46104236751796552298562215354, −6.95590106901259628903054010763, −6.06414185838434235636572019618, −4.80904844242356679898289286043, −4.48417042190867064088588800570, −3.38216127980275286911506228262, −2.35639967432408656275921486253, −0.20993773650123274223477480162, 0.20993773650123274223477480162, 2.35639967432408656275921486253, 3.38216127980275286911506228262, 4.48417042190867064088588800570, 4.80904844242356679898289286043, 6.06414185838434235636572019618, 6.95590106901259628903054010763, 7.46104236751796552298562215354, 8.378088306430258283126196300801, 8.950425955387767669559512882637

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