Properties

Label 2-2009-1.1-c1-0-41
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  − 0.212·2-s − 2.41·3-s − 1.95·4-s + 3.68·5-s + 0.513·6-s + 0.840·8-s + 2.83·9-s − 0.782·10-s + 4.70·11-s + 4.72·12-s + 2.04·13-s − 8.89·15-s + 3.73·16-s − 0.454·17-s − 0.602·18-s + 1.50·19-s − 7.20·20-s − 0.999·22-s + 3.25·23-s − 2.03·24-s + 8.56·25-s − 0.434·26-s + 0.392·27-s − 9.36·29-s + 1.89·30-s + 4.02·31-s − 2.47·32-s + ⋯
L(s)  = 1  − 0.150·2-s − 1.39·3-s − 0.977·4-s + 1.64·5-s + 0.209·6-s + 0.297·8-s + 0.945·9-s − 0.247·10-s + 1.41·11-s + 1.36·12-s + 0.567·13-s − 2.29·15-s + 0.932·16-s − 0.110·17-s − 0.142·18-s + 0.345·19-s − 1.61·20-s − 0.213·22-s + 0.678·23-s − 0.414·24-s + 1.71·25-s − 0.0852·26-s + 0.0755·27-s − 1.73·29-s + 0.345·30-s + 0.723·31-s − 0.437·32-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

\(L(1)\) \(\approx\) \(1.221223509\)
\(L(\frac12)\) \(\approx\) \(1.221223509\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.212T + 2T^{2} \)
3 \( 1 + 2.41T + 3T^{2} \)
5 \( 1 - 3.68T + 5T^{2} \)
11 \( 1 - 4.70T + 11T^{2} \)
13 \( 1 - 2.04T + 13T^{2} \)
17 \( 1 + 0.454T + 17T^{2} \)
19 \( 1 - 1.50T + 19T^{2} \)
23 \( 1 - 3.25T + 23T^{2} \)
29 \( 1 + 9.36T + 29T^{2} \)
31 \( 1 - 4.02T + 31T^{2} \)
37 \( 1 + 2.83T + 37T^{2} \)
43 \( 1 + 3.85T + 43T^{2} \)
47 \( 1 - 12.1T + 47T^{2} \)
53 \( 1 + 9.79T + 53T^{2} \)
59 \( 1 + 8.81T + 59T^{2} \)
61 \( 1 + 3.69T + 61T^{2} \)
67 \( 1 - 1.17T + 67T^{2} \)
71 \( 1 - 11.4T + 71T^{2} \)
73 \( 1 + 4.66T + 73T^{2} \)
79 \( 1 + 13.3T + 79T^{2} \)
83 \( 1 - 11.7T + 83T^{2} \)
89 \( 1 - 18.6T + 89T^{2} \)
97 \( 1 - 5.83T + 97T^{2} \)
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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

−9.194343687597318147874615462489, −8.828240942471921310202671439025, −7.40455477755008188957437474377, −6.36912160914072394441634645956, −6.01192102451569379391320071537, −5.26801770948974075274650423978, −4.58086278965739441799319697775, −3.46470159252632477362721224210, −1.72955542198260597214900021996, −0.886925668032828437054197239680, 0.886925668032828437054197239680, 1.72955542198260597214900021996, 3.46470159252632477362721224210, 4.58086278965739441799319697775, 5.26801770948974075274650423978, 6.01192102451569379391320071537, 6.36912160914072394441634645956, 7.40455477755008188957437474377, 8.828240942471921310202671439025, 9.194343687597318147874615462489

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