Properties

Label 2-2009-1.1-c1-0-81
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  + 1.11·2-s + 2.75·3-s − 0.755·4-s + 1.34·5-s + 3.07·6-s − 3.07·8-s + 4.58·9-s + 1.49·10-s − 1.07·11-s − 2.08·12-s + 0.966·13-s + 3.70·15-s − 1.91·16-s + 6.52·17-s + 5.11·18-s + 7.07·19-s − 1.01·20-s − 1.20·22-s + 0.898·23-s − 8.46·24-s − 3.19·25-s + 1.07·26-s + 4.36·27-s + 2.82·29-s + 4.13·30-s + 1.38·31-s + 4.00·32-s + ⋯
L(s)  = 1  + 0.788·2-s + 1.59·3-s − 0.377·4-s + 0.601·5-s + 1.25·6-s − 1.08·8-s + 1.52·9-s + 0.474·10-s − 0.324·11-s − 0.600·12-s + 0.267·13-s + 0.956·15-s − 0.479·16-s + 1.58·17-s + 1.20·18-s + 1.62·19-s − 0.227·20-s − 0.256·22-s + 0.187·23-s − 1.72·24-s − 0.638·25-s + 0.211·26-s + 0.840·27-s + 0.524·29-s + 0.754·30-s + 0.249·31-s + 0.708·32-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

\(L(1)\) \(\approx\) \(4.494388505\)
\(L(\frac12)\) \(\approx\) \(4.494388505\)
\(L(\frac{3}{2})\) 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 \( 1 - 1.11T + 2T^{2} \)
3 \( 1 - 2.75T + 3T^{2} \)
5 \( 1 - 1.34T + 5T^{2} \)
11 \( 1 + 1.07T + 11T^{2} \)
13 \( 1 - 0.966T + 13T^{2} \)
17 \( 1 - 6.52T + 17T^{2} \)
19 \( 1 - 7.07T + 19T^{2} \)
23 \( 1 - 0.898T + 23T^{2} \)
29 \( 1 - 2.82T + 29T^{2} \)
31 \( 1 - 1.38T + 31T^{2} \)
37 \( 1 + 7.12T + 37T^{2} \)
43 \( 1 - 1.23T + 43T^{2} \)
47 \( 1 + 7.85T + 47T^{2} \)
53 \( 1 - 6.58T + 53T^{2} \)
59 \( 1 + 2.72T + 59T^{2} \)
61 \( 1 - 11.0T + 61T^{2} \)
67 \( 1 - 2.45T + 67T^{2} \)
71 \( 1 - 2.40T + 71T^{2} \)
73 \( 1 + 8.12T + 73T^{2} \)
79 \( 1 + 1.96T + 79T^{2} \)
83 \( 1 - 9.30T + 83T^{2} \)
89 \( 1 + 12.7T + 89T^{2} \)
97 \( 1 + 18.4T + 97T^{2} \)
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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

−9.199084491375129631210078299101, −8.344437977470182022129166510937, −7.82027472764441898975721452862, −6.85440757195759817430799668910, −5.63894814833341426284214756825, −5.17696263519631127171285557162, −3.94529105191508025349435374290, −3.30024355042018839108072260977, −2.66973431865979202622789871965, −1.34753695212264610907265035245, 1.34753695212264610907265035245, 2.66973431865979202622789871965, 3.30024355042018839108072260977, 3.94529105191508025349435374290, 5.17696263519631127171285557162, 5.63894814833341426284214756825, 6.85440757195759817430799668910, 7.82027472764441898975721452862, 8.344437977470182022129166510937, 9.199084491375129631210078299101

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