Properties

Label 2-2009-1.1-c1-0-128
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  + 0.713·2-s + 3.20·3-s − 1.49·4-s − 2·5-s + 2.28·6-s − 2.49·8-s + 7.26·9-s − 1.42·10-s − 2·11-s − 4.77·12-s − 5.49·13-s − 6.40·15-s + 1.20·16-s − 5.69·17-s + 5.18·18-s − 4.71·19-s + 2.98·20-s − 1.42·22-s − 0.795·23-s − 7.98·24-s − 25-s − 3.91·26-s + 13.6·27-s + 2.57·29-s − 4.57·30-s + 1.42·31-s + 5.84·32-s + ⋯
L(s)  = 1  + 0.504·2-s + 1.85·3-s − 0.745·4-s − 0.894·5-s + 0.933·6-s − 0.880·8-s + 2.42·9-s − 0.451·10-s − 0.603·11-s − 1.37·12-s − 1.52·13-s − 1.65·15-s + 0.301·16-s − 1.38·17-s + 1.22·18-s − 1.08·19-s + 0.666·20-s − 0.304·22-s − 0.165·23-s − 1.62·24-s − 0.200·25-s − 0.768·26-s + 2.63·27-s + 0.477·29-s − 0.834·30-s + 0.256·31-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 \( 1 - 0.713T + 2T^{2} \)
3 \( 1 - 3.20T + 3T^{2} \)
5 \( 1 + 2T + 5T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 + 5.49T + 13T^{2} \)
17 \( 1 + 5.69T + 17T^{2} \)
19 \( 1 + 4.71T + 19T^{2} \)
23 \( 1 + 0.795T + 23T^{2} \)
29 \( 1 - 2.57T + 29T^{2} \)
31 \( 1 - 1.42T + 31T^{2} \)
37 \( 1 + 11.4T + 37T^{2} \)
43 \( 1 - 11.8T + 43T^{2} \)
47 \( 1 + 5.89T + 47T^{2} \)
53 \( 1 + 3.55T + 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 - 5.55T + 61T^{2} \)
67 \( 1 - 7.55T + 67T^{2} \)
71 \( 1 - 1.83T + 71T^{2} \)
73 \( 1 + 9.39T + 73T^{2} \)
79 \( 1 - 10.4T + 79T^{2} \)
83 \( 1 + 0.854T + 83T^{2} \)
89 \( 1 + 7.19T + 89T^{2} \)
97 \( 1 + 5.36T + 97T^{2} \)
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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

−8.588016461335493521050656151630, −8.202405041730449973946826595242, −7.43126675549857140350527137595, −6.66745847174153822443668159451, −5.10779803960385738453534432341, −4.34833196089490003545012580519, −3.88765320249711006521781359838, −2.85123229080014921608369648573, −2.18472405961480177973500692731, 0, 2.18472405961480177973500692731, 2.85123229080014921608369648573, 3.88765320249711006521781359838, 4.34833196089490003545012580519, 5.10779803960385738453534432341, 6.66745847174153822443668159451, 7.43126675549857140350527137595, 8.202405041730449973946826595242, 8.588016461335493521050656151630

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