Properties

Label 2-209-1.1-c1-0-0
Degree $2$
Conductor $209$
Sign $1$
Analytic cond. $1.66887$
Root an. cond. $1.29184$
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  − 2.78·2-s − 2.10·3-s + 5.74·4-s − 2.97·5-s + 5.86·6-s − 1.34·7-s − 10.4·8-s + 1.44·9-s + 8.26·10-s − 11-s − 12.1·12-s − 3.44·13-s + 3.74·14-s + 6.26·15-s + 17.5·16-s + 4.36·17-s − 4.02·18-s + 19-s − 17.0·20-s + 2.83·21-s + 2.78·22-s + 8.16·23-s + 21.9·24-s + 3.82·25-s + 9.59·26-s + 3.27·27-s − 7.73·28-s + ⋯
L(s)  = 1  − 1.96·2-s − 1.21·3-s + 2.87·4-s − 1.32·5-s + 2.39·6-s − 0.508·7-s − 3.68·8-s + 0.482·9-s + 2.61·10-s − 0.301·11-s − 3.49·12-s − 0.955·13-s + 1.00·14-s + 1.61·15-s + 4.38·16-s + 1.05·17-s − 0.949·18-s + 0.229·19-s − 3.81·20-s + 0.618·21-s + 0.593·22-s + 1.70·23-s + 4.48·24-s + 0.765·25-s + 1.88·26-s + 0.630·27-s − 1.46·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 209 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 209 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(209\)    =    \(11 \cdot 19\)
Sign: $1$
Analytic conductor: \(1.66887\)
Root analytic conductor: \(1.29184\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 209,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.1795800740\)
\(L(\frac12)\) \(\approx\) \(0.1795800740\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 + T \)
19 \( 1 - T \)
good2 \( 1 + 2.78T + 2T^{2} \)
3 \( 1 + 2.10T + 3T^{2} \)
5 \( 1 + 2.97T + 5T^{2} \)
7 \( 1 + 1.34T + 7T^{2} \)
13 \( 1 + 3.44T + 13T^{2} \)
17 \( 1 - 4.36T + 17T^{2} \)
23 \( 1 - 8.16T + 23T^{2} \)
29 \( 1 + 1.36T + 29T^{2} \)
31 \( 1 - 2.69T + 31T^{2} \)
37 \( 1 + 1.17T + 37T^{2} \)
41 \( 1 + 3.36T + 41T^{2} \)
43 \( 1 + 3.18T + 43T^{2} \)
47 \( 1 - 6.44T + 47T^{2} \)
53 \( 1 - 9.21T + 53T^{2} \)
59 \( 1 + 4.84T + 59T^{2} \)
61 \( 1 - 0.802T + 61T^{2} \)
67 \( 1 - 10.2T + 67T^{2} \)
71 \( 1 - 2.41T + 71T^{2} \)
73 \( 1 + 2.83T + 73T^{2} \)
79 \( 1 - 11.4T + 79T^{2} \)
83 \( 1 + 4.47T + 83T^{2} \)
89 \( 1 - 8.70T + 89T^{2} \)
97 \( 1 + 15.2T + 97T^{2} \)
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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

−11.94529923937021196087687743823, −11.22098693660508106124641914392, −10.45724652512014203308362612835, −9.546410070766347647078130505933, −8.347078056621104483505827273813, −7.41259278398060849759157537186, −6.74209018503102773629951519421, −5.36806905607139323352477802686, −3.08140952855753023029935480399, −0.63699790344572476713681412121, 0.63699790344572476713681412121, 3.08140952855753023029935480399, 5.36806905607139323352477802686, 6.74209018503102773629951519421, 7.41259278398060849759157537186, 8.347078056621104483505827273813, 9.546410070766347647078130505933, 10.45724652512014203308362612835, 11.22098693660508106124641914392, 11.94529923937021196087687743823

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