Properties

Label 2-2009-1.1-c1-0-123
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  + 2.54·2-s − 1.32·3-s + 4.48·4-s − 2.35·5-s − 3.38·6-s + 6.31·8-s − 1.23·9-s − 6.00·10-s − 0.753·11-s − 5.95·12-s − 2.77·13-s + 3.13·15-s + 7.12·16-s − 0.102·17-s − 3.13·18-s + 0.742·19-s − 10.5·20-s − 1.91·22-s − 2.97·23-s − 8.40·24-s + 0.561·25-s − 7.06·26-s + 5.62·27-s − 9.61·29-s + 7.98·30-s + 0.217·31-s + 5.49·32-s + ⋯
L(s)  = 1  + 1.80·2-s − 0.767·3-s + 2.24·4-s − 1.05·5-s − 1.38·6-s + 2.23·8-s − 0.410·9-s − 1.89·10-s − 0.227·11-s − 1.72·12-s − 0.769·13-s + 0.809·15-s + 1.78·16-s − 0.0249·17-s − 0.739·18-s + 0.170·19-s − 2.36·20-s − 0.408·22-s − 0.619·23-s − 1.71·24-s + 0.112·25-s − 1.38·26-s + 1.08·27-s − 1.78·29-s + 1.45·30-s + 0.0390·31-s + 0.971·32-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 \( 1 - 2.54T + 2T^{2} \)
3 \( 1 + 1.32T + 3T^{2} \)
5 \( 1 + 2.35T + 5T^{2} \)
11 \( 1 + 0.753T + 11T^{2} \)
13 \( 1 + 2.77T + 13T^{2} \)
17 \( 1 + 0.102T + 17T^{2} \)
19 \( 1 - 0.742T + 19T^{2} \)
23 \( 1 + 2.97T + 23T^{2} \)
29 \( 1 + 9.61T + 29T^{2} \)
31 \( 1 - 0.217T + 31T^{2} \)
37 \( 1 + 5.11T + 37T^{2} \)
43 \( 1 + 2.13T + 43T^{2} \)
47 \( 1 + 10.3T + 47T^{2} \)
53 \( 1 - 3.20T + 53T^{2} \)
59 \( 1 - 8.35T + 59T^{2} \)
61 \( 1 + 7.56T + 61T^{2} \)
67 \( 1 - 15.5T + 67T^{2} \)
71 \( 1 - 9.88T + 71T^{2} \)
73 \( 1 + 15.4T + 73T^{2} \)
79 \( 1 + 13.8T + 79T^{2} \)
83 \( 1 - 3.89T + 83T^{2} \)
89 \( 1 - 6.30T + 89T^{2} \)
97 \( 1 - 8.28T + 97T^{2} \)
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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

−8.486980311247604872866774851885, −7.57631785577464024275462998845, −6.98156561903986120272588374780, −6.08305315433953894611637173277, −5.37352499917259919759686491979, −4.79406694484375284756581263195, −3.88812083502803785544539319516, −3.21013045129696189020198780627, −2.06936943509835074608922729464, 0, 2.06936943509835074608922729464, 3.21013045129696189020198780627, 3.88812083502803785544539319516, 4.79406694484375284756581263195, 5.37352499917259919759686491979, 6.08305315433953894611637173277, 6.98156561903986120272588374780, 7.57631785577464024275462998845, 8.486980311247604872866774851885

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