Properties

Label 2-2009-1.1-c1-0-42
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  − 1.77·2-s − 1.20·3-s + 1.16·4-s + 2.53·5-s + 2.14·6-s + 1.48·8-s − 1.54·9-s − 4.50·10-s + 4.69·11-s − 1.40·12-s + 2.97·13-s − 3.05·15-s − 4.97·16-s + 7.01·17-s + 2.74·18-s − 2.78·19-s + 2.94·20-s − 8.35·22-s + 4.04·23-s − 1.79·24-s + 1.41·25-s − 5.29·26-s + 5.48·27-s + 7.66·29-s + 5.44·30-s − 1.24·31-s + 5.87·32-s + ⋯
L(s)  = 1  − 1.25·2-s − 0.697·3-s + 0.582·4-s + 1.13·5-s + 0.877·6-s + 0.525·8-s − 0.513·9-s − 1.42·10-s + 1.41·11-s − 0.406·12-s + 0.825·13-s − 0.789·15-s − 1.24·16-s + 1.70·17-s + 0.646·18-s − 0.638·19-s + 0.659·20-s − 1.78·22-s + 0.843·23-s − 0.366·24-s + 0.283·25-s − 1.03·26-s + 1.05·27-s + 1.42·29-s + 0.993·30-s − 0.223·31-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: \(0\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9906029414\)
\(L(\frac12)\) \(\approx\) \(0.9906029414\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.77T + 2T^{2} \)
3 \( 1 + 1.20T + 3T^{2} \)
5 \( 1 - 2.53T + 5T^{2} \)
11 \( 1 - 4.69T + 11T^{2} \)
13 \( 1 - 2.97T + 13T^{2} \)
17 \( 1 - 7.01T + 17T^{2} \)
19 \( 1 + 2.78T + 19T^{2} \)
23 \( 1 - 4.04T + 23T^{2} \)
29 \( 1 - 7.66T + 29T^{2} \)
31 \( 1 + 1.24T + 31T^{2} \)
37 \( 1 + 5.48T + 37T^{2} \)
43 \( 1 - 9.18T + 43T^{2} \)
47 \( 1 - 7.77T + 47T^{2} \)
53 \( 1 + 9.44T + 53T^{2} \)
59 \( 1 + 1.63T + 59T^{2} \)
61 \( 1 + 13.9T + 61T^{2} \)
67 \( 1 + 3.75T + 67T^{2} \)
71 \( 1 + 6.77T + 71T^{2} \)
73 \( 1 + 2.70T + 73T^{2} \)
79 \( 1 - 12.4T + 79T^{2} \)
83 \( 1 - 0.292T + 83T^{2} \)
89 \( 1 + 2.99T + 89T^{2} \)
97 \( 1 + 11.1T + 97T^{2} \)
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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

−9.112900033431056507069599601453, −8.699305183743703792002554061271, −7.75279937108280077258093824694, −6.70745947515470906365086879663, −6.14555107067643667636352165363, −5.43790208751979290518068398079, −4.35180591228141789415630654582, −3.04677369887514431798764488254, −1.61083231568308690084749804186, −0.928265437406178625050439177719, 0.928265437406178625050439177719, 1.61083231568308690084749804186, 3.04677369887514431798764488254, 4.35180591228141789415630654582, 5.43790208751979290518068398079, 6.14555107067643667636352165363, 6.70745947515470906365086879663, 7.75279937108280077258093824694, 8.699305183743703792002554061271, 9.112900033431056507069599601453

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