Properties

Label 2-189-1.1-c1-0-5
Degree $2$
Conductor $189$
Sign $1$
Analytic cond. $1.50917$
Root an. cond. $1.22848$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·2-s + 2·4-s + 5-s − 7-s + 2·10-s + 4·11-s − 2·13-s − 2·14-s − 4·16-s − 3·17-s − 8·19-s + 2·20-s + 8·22-s + 6·23-s − 4·25-s − 4·26-s − 2·28-s + 4·29-s + 6·31-s − 8·32-s − 6·34-s − 35-s − 3·37-s − 16·38-s − 41-s + 11·43-s + 8·44-s + ⋯
L(s)  = 1  + 1.41·2-s + 4-s + 0.447·5-s − 0.377·7-s + 0.632·10-s + 1.20·11-s − 0.554·13-s − 0.534·14-s − 16-s − 0.727·17-s − 1.83·19-s + 0.447·20-s + 1.70·22-s + 1.25·23-s − 4/5·25-s − 0.784·26-s − 0.377·28-s + 0.742·29-s + 1.07·31-s − 1.41·32-s − 1.02·34-s − 0.169·35-s − 0.493·37-s − 2.59·38-s − 0.156·41-s + 1.67·43-s + 1.20·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 189 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 189 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(189\)    =    \(3^{3} \cdot 7\)
Sign: $1$
Analytic conductor: \(1.50917\)
Root analytic conductor: \(1.22848\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 189,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.264918073\)
\(L(\frac12)\) \(\approx\) \(2.264918073\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad3 \( 1 \)
7 \( 1 + T \)
good2 \( 1 - p T + p T^{2} \) 1.2.ac
5 \( 1 - T + p T^{2} \) 1.5.ab
11 \( 1 - 4 T + p T^{2} \) 1.11.ae
13 \( 1 + 2 T + p T^{2} \) 1.13.c
17 \( 1 + 3 T + p T^{2} \) 1.17.d
19 \( 1 + 8 T + p T^{2} \) 1.19.i
23 \( 1 - 6 T + p T^{2} \) 1.23.ag
29 \( 1 - 4 T + p T^{2} \) 1.29.ae
31 \( 1 - 6 T + p T^{2} \) 1.31.ag
37 \( 1 + 3 T + p T^{2} \) 1.37.d
41 \( 1 + T + p T^{2} \) 1.41.b
43 \( 1 - 11 T + p T^{2} \) 1.43.al
47 \( 1 + 9 T + p T^{2} \) 1.47.j
53 \( 1 + 6 T + p T^{2} \) 1.53.g
59 \( 1 - 15 T + p T^{2} \) 1.59.ap
61 \( 1 - 4 T + p T^{2} \) 1.61.ae
67 \( 1 + 8 T + p T^{2} \) 1.67.i
71 \( 1 - 12 T + p T^{2} \) 1.71.am
73 \( 1 - 6 T + p T^{2} \) 1.73.ag
79 \( 1 + T + p T^{2} \) 1.79.b
83 \( 1 - 9 T + p T^{2} \) 1.83.aj
89 \( 1 + 2 T + p T^{2} \) 1.89.c
97 \( 1 - 12 T + p T^{2} \) 1.97.am
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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

−12.75190128426547053309293153894, −11.93218284814085692310865109390, −10.91981085800737069270016168181, −9.606127837407754601596009449174, −8.650153087392553143775802165667, −6.75587037635177377501803178294, −6.25471251304940803802164013919, −4.86590526026148497681960970818, −3.90517995805379232478125425669, −2.42236155159716987191201970387, 2.42236155159716987191201970387, 3.90517995805379232478125425669, 4.86590526026148497681960970818, 6.25471251304940803802164013919, 6.75587037635177377501803178294, 8.650153087392553143775802165667, 9.606127837407754601596009449174, 10.91981085800737069270016168181, 11.93218284814085692310865109390, 12.75190128426547053309293153894

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