Properties

Label 2-2009-1.1-c1-0-1
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  − 2.76·2-s − 2.85·3-s + 5.66·4-s − 3.02·5-s + 7.89·6-s − 10.1·8-s + 5.12·9-s + 8.36·10-s − 0.809·11-s − 16.1·12-s − 3.86·13-s + 8.61·15-s + 16.7·16-s − 0.828·17-s − 14.1·18-s − 1.89·19-s − 17.1·20-s + 2.24·22-s − 0.475·23-s + 28.8·24-s + 4.12·25-s + 10.7·26-s − 6.05·27-s − 2.61·29-s − 23.8·30-s + 0.449·31-s − 26.0·32-s + ⋯
L(s)  = 1  − 1.95·2-s − 1.64·3-s + 2.83·4-s − 1.35·5-s + 3.22·6-s − 3.58·8-s + 1.70·9-s + 2.64·10-s − 0.244·11-s − 4.65·12-s − 1.07·13-s + 2.22·15-s + 4.18·16-s − 0.200·17-s − 3.34·18-s − 0.434·19-s − 3.82·20-s + 0.477·22-s − 0.0991·23-s + 5.89·24-s + 0.825·25-s + 2.09·26-s − 1.16·27-s − 0.484·29-s − 4.35·30-s + 0.0806·31-s − 4.60·32-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

\(L(1)\) \(\approx\) \(0.02521913990\)
\(L(\frac12)\) \(\approx\) \(0.02521913990\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.76T + 2T^{2} \)
3 \( 1 + 2.85T + 3T^{2} \)
5 \( 1 + 3.02T + 5T^{2} \)
11 \( 1 + 0.809T + 11T^{2} \)
13 \( 1 + 3.86T + 13T^{2} \)
17 \( 1 + 0.828T + 17T^{2} \)
19 \( 1 + 1.89T + 19T^{2} \)
23 \( 1 + 0.475T + 23T^{2} \)
29 \( 1 + 2.61T + 29T^{2} \)
31 \( 1 - 0.449T + 31T^{2} \)
37 \( 1 - 3.25T + 37T^{2} \)
43 \( 1 + 6.10T + 43T^{2} \)
47 \( 1 + 5.67T + 47T^{2} \)
53 \( 1 + 13.0T + 53T^{2} \)
59 \( 1 + 9.52T + 59T^{2} \)
61 \( 1 + 11.7T + 61T^{2} \)
67 \( 1 - 5.13T + 67T^{2} \)
71 \( 1 + 1.45T + 71T^{2} \)
73 \( 1 - 8.74T + 73T^{2} \)
79 \( 1 + 10.6T + 79T^{2} \)
83 \( 1 + 6.30T + 83T^{2} \)
89 \( 1 + 3.07T + 89T^{2} \)
97 \( 1 + 15.8T + 97T^{2} \)
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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

−9.322970897725299480621659094352, −8.137224416276045952387259855164, −7.75860252622971089073483949635, −6.93741183196709617215495632726, −6.43756264999438106016166386983, −5.41405783971273291586609753946, −4.36424618962937421035243739225, −2.94772950115792795270845237121, −1.52811704052336574364848209037, −0.15504788693127429845526275072, 0.15504788693127429845526275072, 1.52811704052336574364848209037, 2.94772950115792795270845237121, 4.36424618962937421035243739225, 5.41405783971273291586609753946, 6.43756264999438106016166386983, 6.93741183196709617215495632726, 7.75860252622971089073483949635, 8.137224416276045952387259855164, 9.322970897725299480621659094352

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