Properties

Label 2-2009-1.1-c1-0-48
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  − 2.27·2-s + 3.42·3-s + 3.15·4-s − 0.765·5-s − 7.77·6-s − 2.63·8-s + 8.73·9-s + 1.73·10-s − 1.96·11-s + 10.8·12-s − 3.97·13-s − 2.62·15-s − 0.341·16-s − 1.82·17-s − 19.8·18-s + 4.34·19-s − 2.41·20-s + 4.45·22-s + 2.97·23-s − 9.01·24-s − 4.41·25-s + 9.02·26-s + 19.6·27-s − 2.01·29-s + 5.95·30-s + 9.52·31-s + 6.03·32-s + ⋯
L(s)  = 1  − 1.60·2-s + 1.97·3-s + 1.57·4-s − 0.342·5-s − 3.17·6-s − 0.930·8-s + 2.91·9-s + 0.549·10-s − 0.592·11-s + 3.12·12-s − 1.10·13-s − 0.676·15-s − 0.0853·16-s − 0.443·17-s − 4.67·18-s + 0.996·19-s − 0.540·20-s + 0.950·22-s + 0.619·23-s − 1.83·24-s − 0.882·25-s + 1.76·26-s + 3.77·27-s − 0.373·29-s + 1.08·30-s + 1.71·31-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: \(0\)
Selberg data: \((2,\ 2009,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.570757460\)
\(L(\frac12)\) \(\approx\) \(1.570757460\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.27T + 2T^{2} \)
3 \( 1 - 3.42T + 3T^{2} \)
5 \( 1 + 0.765T + 5T^{2} \)
11 \( 1 + 1.96T + 11T^{2} \)
13 \( 1 + 3.97T + 13T^{2} \)
17 \( 1 + 1.82T + 17T^{2} \)
19 \( 1 - 4.34T + 19T^{2} \)
23 \( 1 - 2.97T + 23T^{2} \)
29 \( 1 + 2.01T + 29T^{2} \)
31 \( 1 - 9.52T + 31T^{2} \)
37 \( 1 - 11.3T + 37T^{2} \)
43 \( 1 + 1.46T + 43T^{2} \)
47 \( 1 - 1.73T + 47T^{2} \)
53 \( 1 - 5.14T + 53T^{2} \)
59 \( 1 + 0.872T + 59T^{2} \)
61 \( 1 - 9.79T + 61T^{2} \)
67 \( 1 - 4.01T + 67T^{2} \)
71 \( 1 - 9.65T + 71T^{2} \)
73 \( 1 - 16.2T + 73T^{2} \)
79 \( 1 - 5.15T + 79T^{2} \)
83 \( 1 + 15.1T + 83T^{2} \)
89 \( 1 - 8.07T + 89T^{2} \)
97 \( 1 + 12.7T + 97T^{2} \)
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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

−9.173010457096593591277748482224, −8.277864819985471098193523092670, −7.917854592684474589548290822489, −7.37476460296979806644923392408, −6.68420224712490379649234437744, −4.90560717518279370656106976370, −3.92707395736593435297798346505, −2.70114006483935736474300753187, −2.32266781127454364736136563402, −0.992043231654877471115082128693, 0.992043231654877471115082128693, 2.32266781127454364736136563402, 2.70114006483935736474300753187, 3.92707395736593435297798346505, 4.90560717518279370656106976370, 6.68420224712490379649234437744, 7.37476460296979806644923392408, 7.917854592684474589548290822489, 8.277864819985471098193523092670, 9.173010457096593591277748482224

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