Properties

Label 2-2009-1.1-c1-0-40
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  − 1.91·2-s − 2.56·3-s + 1.65·4-s − 2·5-s + 4.91·6-s + 0.656·8-s + 3.59·9-s + 3.82·10-s − 2·11-s − 4.25·12-s − 2.34·13-s + 5.13·15-s − 4.56·16-s + 3.22·17-s − 6.88·18-s − 2.08·19-s − 3.31·20-s + 3.82·22-s − 6.56·23-s − 1.68·24-s − 25-s + 4.48·26-s − 1.53·27-s + 7.82·29-s − 9.82·30-s − 3.82·31-s + 7.42·32-s + ⋯
L(s)  = 1  − 1.35·2-s − 1.48·3-s + 0.828·4-s − 0.894·5-s + 2.00·6-s + 0.232·8-s + 1.19·9-s + 1.20·10-s − 0.603·11-s − 1.22·12-s − 0.649·13-s + 1.32·15-s − 1.14·16-s + 0.782·17-s − 1.62·18-s − 0.478·19-s − 0.740·20-s + 0.815·22-s − 1.36·23-s − 0.344·24-s − 0.200·25-s + 0.878·26-s − 0.296·27-s + 1.45·29-s − 1.79·30-s − 0.686·31-s + 1.31·32-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 \( 1 + 1.91T + 2T^{2} \)
3 \( 1 + 2.56T + 3T^{2} \)
5 \( 1 + 2T + 5T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 + 2.34T + 13T^{2} \)
17 \( 1 - 3.22T + 17T^{2} \)
19 \( 1 + 2.08T + 19T^{2} \)
23 \( 1 + 6.56T + 23T^{2} \)
29 \( 1 - 7.82T + 29T^{2} \)
31 \( 1 + 3.82T + 31T^{2} \)
37 \( 1 - 4.28T + 37T^{2} \)
43 \( 1 - 7.11T + 43T^{2} \)
47 \( 1 - 8.79T + 47T^{2} \)
53 \( 1 + 2.51T + 53T^{2} \)
59 \( 1 - 4T + 59T^{2} \)
61 \( 1 - 4.51T + 61T^{2} \)
67 \( 1 - 6.51T + 67T^{2} \)
71 \( 1 + 14.9T + 71T^{2} \)
73 \( 1 - 8.45T + 73T^{2} \)
79 \( 1 + 1.13T + 79T^{2} \)
83 \( 1 - 9.64T + 83T^{2} \)
89 \( 1 - 16.9T + 89T^{2} \)
97 \( 1 + 16.3T + 97T^{2} \)
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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

−8.706909176348304945242291817216, −7.83867745020134996769628499545, −7.50746772565269887436584758510, −6.54211987417189412491932952262, −5.70284724374799198204905315437, −4.77813060699874174911354764206, −4.00427073390273818881907577066, −2.36230765223698651342811300968, −0.882468315462357779645774155532, 0, 0.882468315462357779645774155532, 2.36230765223698651342811300968, 4.00427073390273818881907577066, 4.77813060699874174911354764206, 5.70284724374799198204905315437, 6.54211987417189412491932952262, 7.50746772565269887436584758510, 7.83867745020134996769628499545, 8.706909176348304945242291817216

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