Properties

Label 2-2009-1.1-c1-0-45
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  − 0.979·2-s − 1.94·3-s − 1.03·4-s − 1.73·5-s + 1.90·6-s + 2.97·8-s + 0.798·9-s + 1.70·10-s − 0.677·11-s + 2.02·12-s − 1.88·13-s + 3.39·15-s − 0.839·16-s − 3.26·17-s − 0.782·18-s − 1.13·19-s + 1.80·20-s + 0.663·22-s + 5.51·23-s − 5.80·24-s − 1.97·25-s + 1.84·26-s + 4.29·27-s + 4.66·29-s − 3.32·30-s + 5.77·31-s − 5.13·32-s + ⋯
L(s)  = 1  − 0.692·2-s − 1.12·3-s − 0.519·4-s − 0.777·5-s + 0.779·6-s + 1.05·8-s + 0.266·9-s + 0.539·10-s − 0.204·11-s + 0.585·12-s − 0.522·13-s + 0.875·15-s − 0.209·16-s − 0.790·17-s − 0.184·18-s − 0.260·19-s + 0.404·20-s + 0.141·22-s + 1.14·23-s − 1.18·24-s − 0.394·25-s + 0.362·26-s + 0.825·27-s + 0.866·29-s − 0.606·30-s + 1.03·31-s − 0.907·32-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 \( 1 + 0.979T + 2T^{2} \)
3 \( 1 + 1.94T + 3T^{2} \)
5 \( 1 + 1.73T + 5T^{2} \)
11 \( 1 + 0.677T + 11T^{2} \)
13 \( 1 + 1.88T + 13T^{2} \)
17 \( 1 + 3.26T + 17T^{2} \)
19 \( 1 + 1.13T + 19T^{2} \)
23 \( 1 - 5.51T + 23T^{2} \)
29 \( 1 - 4.66T + 29T^{2} \)
31 \( 1 - 5.77T + 31T^{2} \)
37 \( 1 - 1.70T + 37T^{2} \)
43 \( 1 - 10.4T + 43T^{2} \)
47 \( 1 + 1.55T + 47T^{2} \)
53 \( 1 - 3.87T + 53T^{2} \)
59 \( 1 - 1.22T + 59T^{2} \)
61 \( 1 + 0.260T + 61T^{2} \)
67 \( 1 - 0.416T + 67T^{2} \)
71 \( 1 - 6.70T + 71T^{2} \)
73 \( 1 - 3.71T + 73T^{2} \)
79 \( 1 + 3.44T + 79T^{2} \)
83 \( 1 + 17.2T + 83T^{2} \)
89 \( 1 - 2.98T + 89T^{2} \)
97 \( 1 + 11.2T + 97T^{2} \)
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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

−8.708514994185674158093190100260, −8.096126149825712960854362120367, −7.25041868135159129809566710061, −6.52159374844989472348837038861, −5.46193997177433351029894404250, −4.71154558184589933208384849404, −4.10988376400506168228863140832, −2.66707223560755616415831962389, −0.972879438783941471743479793051, 0, 0.972879438783941471743479793051, 2.66707223560755616415831962389, 4.10988376400506168228863140832, 4.71154558184589933208384849404, 5.46193997177433351029894404250, 6.52159374844989472348837038861, 7.25041868135159129809566710061, 8.096126149825712960854362120367, 8.708514994185674158093190100260

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