Properties

Label 2-189-1.1-c1-0-6
Degree $2$
Conductor $189$
Sign $1$
Analytic cond. $1.50917$
Root an. cond. $1.22848$
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  + 2.64·2-s + 5.00·4-s − 2.64·5-s − 7-s + 7.93·8-s − 7.00·10-s − 2.64·11-s − 2·13-s − 2.64·14-s + 11.0·16-s + 7·19-s − 13.2·20-s − 7.00·22-s − 7.93·23-s + 2.00·25-s − 5.29·26-s − 5.00·28-s + 5.29·29-s + 3·31-s + 13.2·32-s + 2.64·35-s − 3·37-s + 18.5·38-s − 21.0·40-s + 2.64·41-s + 8·43-s − 13.2·44-s + ⋯
L(s)  = 1  + 1.87·2-s + 2.50·4-s − 1.18·5-s − 0.377·7-s + 2.80·8-s − 2.21·10-s − 0.797·11-s − 0.554·13-s − 0.707·14-s + 2.75·16-s + 1.60·19-s − 2.95·20-s − 1.49·22-s − 1.65·23-s + 0.400·25-s − 1.03·26-s − 0.944·28-s + 0.982·29-s + 0.538·31-s + 2.33·32-s + 0.447·35-s − 0.493·37-s + 3.00·38-s − 3.32·40-s + 0.413·41-s + 1.21·43-s − 1.99·44-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 189,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.642426244\)
\(L(\frac12)\) \(\approx\) \(2.642426244\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
7 \( 1 + T \)
good2 \( 1 - 2.64T + 2T^{2} \)
5 \( 1 + 2.64T + 5T^{2} \)
11 \( 1 + 2.64T + 11T^{2} \)
13 \( 1 + 2T + 13T^{2} \)
17 \( 1 + 17T^{2} \)
19 \( 1 - 7T + 19T^{2} \)
23 \( 1 + 7.93T + 23T^{2} \)
29 \( 1 - 5.29T + 29T^{2} \)
31 \( 1 - 3T + 31T^{2} \)
37 \( 1 + 3T + 37T^{2} \)
41 \( 1 - 2.64T + 41T^{2} \)
43 \( 1 - 8T + 43T^{2} \)
47 \( 1 + 47T^{2} \)
53 \( 1 + 53T^{2} \)
59 \( 1 + 59T^{2} \)
61 \( 1 + 8T + 61T^{2} \)
67 \( 1 + 2T + 67T^{2} \)
71 \( 1 - 7.93T + 71T^{2} \)
73 \( 1 + 73T^{2} \)
79 \( 1 + 4T + 79T^{2} \)
83 \( 1 - 15.8T + 83T^{2} \)
89 \( 1 + 18.5T + 89T^{2} \)
97 \( 1 + 12T + 97T^{2} \)
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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

−12.35921712284478852160771041755, −12.09232353811379904909837338543, −11.11892413499251378716099938820, −9.993472224404305896523652403890, −7.942263951458807091581982197439, −7.24597799911050695308721606126, −5.95373906459158470566725457933, −4.84768384315861066489256786100, −3.81585215582383374941550744524, −2.74106997503221499804348918654, 2.74106997503221499804348918654, 3.81585215582383374941550744524, 4.84768384315861066489256786100, 5.95373906459158470566725457933, 7.24597799911050695308721606126, 7.942263951458807091581982197439, 9.993472224404305896523652403890, 11.11892413499251378716099938820, 12.09232353811379904909837338543, 12.35921712284478852160771041755

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