Properties

Label 2-2009-1.1-c1-0-103
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.27·2-s + 0.713·3-s + 3.19·4-s + 3.36·5-s − 1.62·6-s − 2.72·8-s − 2.49·9-s − 7.66·10-s − 2.45·11-s + 2.27·12-s − 1.53·13-s + 2.40·15-s − 0.186·16-s + 2.89·17-s + 5.67·18-s − 1.01·19-s + 10.7·20-s + 5.59·22-s − 4.93·23-s − 1.94·24-s + 6.32·25-s + 3.48·26-s − 3.91·27-s − 8.76·29-s − 5.47·30-s + 5.91·31-s + 5.86·32-s + ⋯
L(s)  = 1  − 1.61·2-s + 0.412·3-s + 1.59·4-s + 1.50·5-s − 0.663·6-s − 0.962·8-s − 0.830·9-s − 2.42·10-s − 0.740·11-s + 0.658·12-s − 0.424·13-s + 0.620·15-s − 0.0465·16-s + 0.702·17-s + 1.33·18-s − 0.233·19-s + 2.40·20-s + 1.19·22-s − 1.02·23-s − 0.396·24-s + 1.26·25-s + 0.684·26-s − 0.754·27-s − 1.62·29-s − 0.999·30-s + 1.06·31-s + 1.03·32-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: \(1\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ -1)\)

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)$
bad7 \( 1 \)
41 \( 1 + T \)
good2 \( 1 + 2.27T + 2T^{2} \)
3 \( 1 - 0.713T + 3T^{2} \)
5 \( 1 - 3.36T + 5T^{2} \)
11 \( 1 + 2.45T + 11T^{2} \)
13 \( 1 + 1.53T + 13T^{2} \)
17 \( 1 - 2.89T + 17T^{2} \)
19 \( 1 + 1.01T + 19T^{2} \)
23 \( 1 + 4.93T + 23T^{2} \)
29 \( 1 + 8.76T + 29T^{2} \)
31 \( 1 - 5.91T + 31T^{2} \)
37 \( 1 + 8.45T + 37T^{2} \)
43 \( 1 + 5.59T + 43T^{2} \)
47 \( 1 + 5.14T + 47T^{2} \)
53 \( 1 + 7.81T + 53T^{2} \)
59 \( 1 - 6.63T + 59T^{2} \)
61 \( 1 + 9.20T + 61T^{2} \)
67 \( 1 + 9.54T + 67T^{2} \)
71 \( 1 + 7.18T + 71T^{2} \)
73 \( 1 - 2.87T + 73T^{2} \)
79 \( 1 - 3.80T + 79T^{2} \)
83 \( 1 - 14.4T + 83T^{2} \)
89 \( 1 - 7.01T + 89T^{2} \)
97 \( 1 - 5.72T + 97T^{2} \)
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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

−8.919592248123247968464764528601, −8.117743453834666632974697387914, −7.59361789435721870486929657385, −6.51586966729166003622696741296, −5.81803293895227942723089383635, −4.99689670574850358915401901200, −3.23988246906646490596249592983, −2.27319447070732448156102720623, −1.67764295671640599868099466285, 0, 1.67764295671640599868099466285, 2.27319447070732448156102720623, 3.23988246906646490596249592983, 4.99689670574850358915401901200, 5.81803293895227942723089383635, 6.51586966729166003622696741296, 7.59361789435721870486929657385, 8.117743453834666632974697387914, 8.919592248123247968464764528601

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