Properties

Label 2-2009-1.1-c1-0-79
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  − 0.644·2-s + 2.95·3-s − 1.58·4-s + 4.36·5-s − 1.90·6-s + 2.31·8-s + 5.73·9-s − 2.81·10-s − 4.65·11-s − 4.68·12-s + 0.769·13-s + 12.9·15-s + 1.67·16-s − 0.371·17-s − 3.69·18-s + 1.98·19-s − 6.91·20-s + 3.00·22-s + 1.04·23-s + 6.83·24-s + 14.0·25-s − 0.495·26-s + 8.09·27-s − 9.76·29-s − 8.32·30-s + 7.10·31-s − 5.70·32-s + ⋯
L(s)  = 1  − 0.455·2-s + 1.70·3-s − 0.792·4-s + 1.95·5-s − 0.778·6-s + 0.817·8-s + 1.91·9-s − 0.890·10-s − 1.40·11-s − 1.35·12-s + 0.213·13-s + 3.33·15-s + 0.419·16-s − 0.0901·17-s − 0.871·18-s + 0.456·19-s − 1.54·20-s + 0.640·22-s + 0.217·23-s + 1.39·24-s + 2.81·25-s − 0.0972·26-s + 1.55·27-s − 1.81·29-s − 1.51·30-s + 1.27·31-s − 1.00·32-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

\(L(1)\) \(\approx\) \(3.015521092\)
\(L(\frac12)\) \(\approx\) \(3.015521092\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.644T + 2T^{2} \)
3 \( 1 - 2.95T + 3T^{2} \)
5 \( 1 - 4.36T + 5T^{2} \)
11 \( 1 + 4.65T + 11T^{2} \)
13 \( 1 - 0.769T + 13T^{2} \)
17 \( 1 + 0.371T + 17T^{2} \)
19 \( 1 - 1.98T + 19T^{2} \)
23 \( 1 - 1.04T + 23T^{2} \)
29 \( 1 + 9.76T + 29T^{2} \)
31 \( 1 - 7.10T + 31T^{2} \)
37 \( 1 + 0.873T + 37T^{2} \)
43 \( 1 - 9.74T + 43T^{2} \)
47 \( 1 - 6.56T + 47T^{2} \)
53 \( 1 - 10.2T + 53T^{2} \)
59 \( 1 - 0.148T + 59T^{2} \)
61 \( 1 + 2.38T + 61T^{2} \)
67 \( 1 + 4.27T + 67T^{2} \)
71 \( 1 + 6.72T + 71T^{2} \)
73 \( 1 + 2.05T + 73T^{2} \)
79 \( 1 + 4.82T + 79T^{2} \)
83 \( 1 + 1.55T + 83T^{2} \)
89 \( 1 - 2.86T + 89T^{2} \)
97 \( 1 + 16.2T + 97T^{2} \)
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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

−9.071850495950276362755886806547, −8.702006985527889203246189691209, −7.80285059873378846346416275515, −7.17921889612405960979493887912, −5.82207838021748360486213761576, −5.19172984872219612832756698105, −4.13276015749814169392492924196, −2.90875531635583785991252123065, −2.29532046657950191934477761073, −1.30425597327974066751385017712, 1.30425597327974066751385017712, 2.29532046657950191934477761073, 2.90875531635583785991252123065, 4.13276015749814169392492924196, 5.19172984872219612832756698105, 5.82207838021748360486213761576, 7.17921889612405960979493887912, 7.80285059873378846346416275515, 8.702006985527889203246189691209, 9.071850495950276362755886806547

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