Properties

Label 2-2009-1.1-c1-0-127
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  + 1.35·2-s + 2.22·3-s − 0.160·4-s − 2.22·5-s + 3.02·6-s − 2.92·8-s + 1.96·9-s − 3.02·10-s − 1.12·11-s − 0.356·12-s − 2.22·13-s − 4.96·15-s − 3.65·16-s − 4.05·17-s + 2.66·18-s + 3.61·19-s + 0.356·20-s − 1.53·22-s − 2.68·23-s − 6.52·24-s − 0.0364·25-s − 3.02·26-s − 2.30·27-s − 3.72·29-s − 6.73·30-s − 0.345·31-s + 0.902·32-s + ⋯
L(s)  = 1  + 0.959·2-s + 1.28·3-s − 0.0800·4-s − 0.996·5-s + 1.23·6-s − 1.03·8-s + 0.654·9-s − 0.955·10-s − 0.340·11-s − 0.102·12-s − 0.617·13-s − 1.28·15-s − 0.913·16-s − 0.983·17-s + 0.627·18-s + 0.829·19-s + 0.0797·20-s − 0.326·22-s − 0.560·23-s − 1.33·24-s − 0.00729·25-s − 0.592·26-s − 0.444·27-s − 0.691·29-s − 1.22·30-s − 0.0620·31-s + 0.159·32-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 \( 1 - 1.35T + 2T^{2} \)
3 \( 1 - 2.22T + 3T^{2} \)
5 \( 1 + 2.22T + 5T^{2} \)
11 \( 1 + 1.12T + 11T^{2} \)
13 \( 1 + 2.22T + 13T^{2} \)
17 \( 1 + 4.05T + 17T^{2} \)
19 \( 1 - 3.61T + 19T^{2} \)
23 \( 1 + 2.68T + 23T^{2} \)
29 \( 1 + 3.72T + 29T^{2} \)
31 \( 1 + 0.345T + 31T^{2} \)
37 \( 1 - 3.34T + 37T^{2} \)
43 \( 1 + 12.6T + 43T^{2} \)
47 \( 1 - 7.31T + 47T^{2} \)
53 \( 1 + 8.35T + 53T^{2} \)
59 \( 1 - 5.22T + 59T^{2} \)
61 \( 1 + 5.60T + 61T^{2} \)
67 \( 1 + 8.83T + 67T^{2} \)
71 \( 1 - 9.92T + 71T^{2} \)
73 \( 1 + 0.815T + 73T^{2} \)
79 \( 1 + 8.84T + 79T^{2} \)
83 \( 1 - 7.48T + 83T^{2} \)
89 \( 1 - 15.7T + 89T^{2} \)
97 \( 1 - 2.10T + 97T^{2} \)
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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

−8.746068558065838339195888579542, −7.919502354345474807220466848177, −7.44872902538964584837048134692, −6.34384438943154810935136201842, −5.26451577702681737435381246733, −4.45339515685719469401413940419, −3.72893893017871731861718286643, −3.09171513384321421615814405059, −2.17459746040910271279346551381, 0, 2.17459746040910271279346551381, 3.09171513384321421615814405059, 3.72893893017871731861718286643, 4.45339515685719469401413940419, 5.26451577702681737435381246733, 6.34384438943154810935136201842, 7.44872902538964584837048134692, 7.919502354345474807220466848177, 8.746068558065838339195888579542

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