Properties

Label 2-2009-1.1-c1-0-4
Degree $2$
Conductor $2009$
Sign $1$
Analytic cond. $16.0419$
Root an. cond. $4.00523$
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  − 0.845·2-s + 0.0216·3-s − 1.28·4-s − 2.12·5-s − 0.0183·6-s + 2.77·8-s − 2.99·9-s + 1.79·10-s − 5.19·11-s − 0.0278·12-s − 3.20·13-s − 0.0461·15-s + 0.219·16-s − 6.26·17-s + 2.53·18-s + 1.56·19-s + 2.73·20-s + 4.39·22-s − 4.17·23-s + 0.0602·24-s − 0.473·25-s + 2.71·26-s − 0.130·27-s + 3.92·29-s + 0.0390·30-s + 3.32·31-s − 5.74·32-s + ⋯
L(s)  = 1  − 0.598·2-s + 0.0125·3-s − 0.642·4-s − 0.951·5-s − 0.00748·6-s + 0.982·8-s − 0.999·9-s + 0.569·10-s − 1.56·11-s − 0.00803·12-s − 0.889·13-s − 0.0119·15-s + 0.0548·16-s − 1.52·17-s + 0.597·18-s + 0.358·19-s + 0.611·20-s + 0.936·22-s − 0.871·23-s + 0.0122·24-s − 0.0947·25-s + 0.532·26-s − 0.0250·27-s + 0.729·29-s + 0.00712·30-s + 0.597·31-s − 1.01·32-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2009 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2009 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2009\)    =    \(7^{2} \cdot 41\)
Sign: $1$
Analytic conductor: \(16.0419\)
Root analytic conductor: \(4.00523\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.1609183098\)
\(L(\frac12)\) \(\approx\) \(0.1609183098\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad7 \( 1 \)
41 \( 1 - T \)
good2 \( 1 + 0.845T + 2T^{2} \)
3 \( 1 - 0.0216T + 3T^{2} \)
5 \( 1 + 2.12T + 5T^{2} \)
11 \( 1 + 5.19T + 11T^{2} \)
13 \( 1 + 3.20T + 13T^{2} \)
17 \( 1 + 6.26T + 17T^{2} \)
19 \( 1 - 1.56T + 19T^{2} \)
23 \( 1 + 4.17T + 23T^{2} \)
29 \( 1 - 3.92T + 29T^{2} \)
31 \( 1 - 3.32T + 31T^{2} \)
37 \( 1 - 0.150T + 37T^{2} \)
43 \( 1 + 4.19T + 43T^{2} \)
47 \( 1 + 0.154T + 47T^{2} \)
53 \( 1 + 6.90T + 53T^{2} \)
59 \( 1 - 0.905T + 59T^{2} \)
61 \( 1 + 7.22T + 61T^{2} \)
67 \( 1 + 1.72T + 67T^{2} \)
71 \( 1 + 12.9T + 71T^{2} \)
73 \( 1 - 11.0T + 73T^{2} \)
79 \( 1 - 0.331T + 79T^{2} \)
83 \( 1 + 6.16T + 83T^{2} \)
89 \( 1 + 1.82T + 89T^{2} \)
97 \( 1 - 7.73T + 97T^{2} \)
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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

−9.017779947803697430101604337315, −8.227252449031042548685685744448, −7.943077925154293328160617571655, −7.13445669400268289623750945497, −5.92785608907109027790821703379, −4.91292289220339468142595370198, −4.44310003253718719956131312350, −3.20947361935546128249237142049, −2.24001380619520437526352310793, −0.27355404721401864843912463704, 0.27355404721401864843912463704, 2.24001380619520437526352310793, 3.20947361935546128249237142049, 4.44310003253718719956131312350, 4.91292289220339468142595370198, 5.92785608907109027790821703379, 7.13445669400268289623750945497, 7.943077925154293328160617571655, 8.227252449031042548685685744448, 9.017779947803697430101604337315

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