Properties

Label 2-2009-1.1-c1-0-74
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.78·2-s − 2.32·3-s + 1.20·4-s + 2.32·5-s + 4.15·6-s + 1.42·8-s + 2.38·9-s − 4.15·10-s + 2.11·11-s − 2.78·12-s + 2.32·13-s − 5.38·15-s − 4.95·16-s − 1.24·17-s − 4.26·18-s − 2.43·19-s + 2.78·20-s − 3.77·22-s − 5.86·23-s − 3.31·24-s + 0.385·25-s − 4.15·26-s + 1.42·27-s − 6.48·29-s + 9.63·30-s + 2.53·31-s + 6.01·32-s + ⋯
L(s)  = 1  − 1.26·2-s − 1.33·3-s + 0.600·4-s + 1.03·5-s + 1.69·6-s + 0.504·8-s + 0.795·9-s − 1.31·10-s + 0.636·11-s − 0.805·12-s + 0.643·13-s − 1.39·15-s − 1.23·16-s − 0.301·17-s − 1.00·18-s − 0.559·19-s + 0.623·20-s − 0.804·22-s − 1.22·23-s − 0.676·24-s + 0.0770·25-s − 0.814·26-s + 0.274·27-s − 1.20·29-s + 1.75·30-s + 0.454·31-s + 1.06·32-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: \(1\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.78T + 2T^{2} \)
3 \( 1 + 2.32T + 3T^{2} \)
5 \( 1 - 2.32T + 5T^{2} \)
11 \( 1 - 2.11T + 11T^{2} \)
13 \( 1 - 2.32T + 13T^{2} \)
17 \( 1 + 1.24T + 17T^{2} \)
19 \( 1 + 2.43T + 19T^{2} \)
23 \( 1 + 5.86T + 23T^{2} \)
29 \( 1 + 6.48T + 29T^{2} \)
31 \( 1 - 2.53T + 31T^{2} \)
37 \( 1 + 0.401T + 37T^{2} \)
43 \( 1 + 0.872T + 43T^{2} \)
47 \( 1 + 3.98T + 47T^{2} \)
53 \( 1 - 12.0T + 53T^{2} \)
59 \( 1 + 10.5T + 59T^{2} \)
61 \( 1 - 3.82T + 61T^{2} \)
67 \( 1 + 13.0T + 67T^{2} \)
71 \( 1 + 8.22T + 71T^{2} \)
73 \( 1 - 6.44T + 73T^{2} \)
79 \( 1 - 4.18T + 79T^{2} \)
83 \( 1 - 4.83T + 83T^{2} \)
89 \( 1 - 12.5T + 89T^{2} \)
97 \( 1 + 12.4T + 97T^{2} \)
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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

−8.962145962934026292815652959937, −8.144324152027442383842587531273, −7.14805481575746423242160159419, −6.27920687145495336603577569425, −5.93239748495153862544582967051, −4.90589329441035949389123871686, −3.94280425499484227491364764445, −2.12400989936957542581865185596, −1.28590081289234090526552364340, 0, 1.28590081289234090526552364340, 2.12400989936957542581865185596, 3.94280425499484227491364764445, 4.90589329441035949389123871686, 5.93239748495153862544582967051, 6.27920687145495336603577569425, 7.14805481575746423242160159419, 8.144324152027442383842587531273, 8.962145962934026292815652959937

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