Properties

Label 2-2009-1.1-c1-0-25
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.30·2-s − 1.82·3-s − 0.294·4-s + 0.323·5-s − 2.37·6-s − 2.99·8-s + 0.314·9-s + 0.422·10-s − 4.02·11-s + 0.535·12-s + 2.56·13-s − 0.588·15-s − 3.32·16-s − 0.768·17-s + 0.411·18-s + 4.01·19-s − 0.0950·20-s − 5.25·22-s + 2.94·23-s + 5.45·24-s − 4.89·25-s + 3.34·26-s + 4.88·27-s − 2.90·29-s − 0.768·30-s + 0.256·31-s + 1.65·32-s + ⋯
L(s)  = 1  + 0.923·2-s − 1.05·3-s − 0.147·4-s + 0.144·5-s − 0.970·6-s − 1.05·8-s + 0.104·9-s + 0.133·10-s − 1.21·11-s + 0.154·12-s + 0.710·13-s − 0.151·15-s − 0.831·16-s − 0.186·17-s + 0.0969·18-s + 0.921·19-s − 0.0212·20-s − 1.11·22-s + 0.614·23-s + 1.11·24-s − 0.979·25-s + 0.655·26-s + 0.940·27-s − 0.539·29-s − 0.140·30-s + 0.0461·31-s + 0.291·32-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: \(0\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.268615259\)
\(L(\frac12)\) \(\approx\) \(1.268615259\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.30T + 2T^{2} \)
3 \( 1 + 1.82T + 3T^{2} \)
5 \( 1 - 0.323T + 5T^{2} \)
11 \( 1 + 4.02T + 11T^{2} \)
13 \( 1 - 2.56T + 13T^{2} \)
17 \( 1 + 0.768T + 17T^{2} \)
19 \( 1 - 4.01T + 19T^{2} \)
23 \( 1 - 2.94T + 23T^{2} \)
29 \( 1 + 2.90T + 29T^{2} \)
31 \( 1 - 0.256T + 31T^{2} \)
37 \( 1 - 5.13T + 37T^{2} \)
43 \( 1 - 2.05T + 43T^{2} \)
47 \( 1 - 3.11T + 47T^{2} \)
53 \( 1 - 8.75T + 53T^{2} \)
59 \( 1 - 8.14T + 59T^{2} \)
61 \( 1 - 0.790T + 61T^{2} \)
67 \( 1 - 1.81T + 67T^{2} \)
71 \( 1 + 11.4T + 71T^{2} \)
73 \( 1 - 6.55T + 73T^{2} \)
79 \( 1 - 15.5T + 79T^{2} \)
83 \( 1 - 5.04T + 83T^{2} \)
89 \( 1 + 14.3T + 89T^{2} \)
97 \( 1 - 7.88T + 97T^{2} \)
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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

−9.207039450894342803581490779534, −8.358887293362803465366901889693, −7.42809667833477772905324550825, −6.39870268568631027221886664685, −5.63005071149537562025866722452, −5.35728316549540809056624069893, −4.45418582907962130322675748459, −3.47976129711760612576050850159, −2.49061365834112257025784649157, −0.67240517512390670654392130257, 0.67240517512390670654392130257, 2.49061365834112257025784649157, 3.47976129711760612576050850159, 4.45418582907962130322675748459, 5.35728316549540809056624069893, 5.63005071149537562025866722452, 6.39870268568631027221886664685, 7.42809667833477772905324550825, 8.358887293362803465366901889693, 9.207039450894342803581490779534

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