Properties

Label 2-187-1.1-c1-0-3
Degree $2$
Conductor $187$
Sign $1$
Analytic cond. $1.49320$
Root an. cond. $1.22196$
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  + 3-s − 2·4-s + 3·5-s + 2·7-s − 2·9-s + 11-s − 2·12-s + 2·13-s + 3·15-s + 4·16-s − 17-s + 2·19-s − 6·20-s + 2·21-s − 3·23-s + 4·25-s − 5·27-s − 4·28-s − 6·29-s − 7·31-s + 33-s + 6·35-s + 4·36-s − 7·37-s + 2·39-s + 12·41-s − 10·43-s + ⋯
L(s)  = 1  + 0.577·3-s − 4-s + 1.34·5-s + 0.755·7-s − 2/3·9-s + 0.301·11-s − 0.577·12-s + 0.554·13-s + 0.774·15-s + 16-s − 0.242·17-s + 0.458·19-s − 1.34·20-s + 0.436·21-s − 0.625·23-s + 4/5·25-s − 0.962·27-s − 0.755·28-s − 1.11·29-s − 1.25·31-s + 0.174·33-s + 1.01·35-s + 2/3·36-s − 1.15·37-s + 0.320·39-s + 1.87·41-s − 1.52·43-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 187 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 187 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(187\)    =    \(11 \cdot 17\)
Sign: $1$
Analytic conductor: \(1.49320\)
Root analytic conductor: \(1.22196\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 187,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.409757951\)
\(L(\frac12)\) \(\approx\) \(1.409757951\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad11 \( 1 - T \)
17 \( 1 + T \)
good2 \( 1 + p T^{2} \)
3 \( 1 - T + p T^{2} \)
5 \( 1 - 3 T + p T^{2} \)
7 \( 1 - 2 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 + 3 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 7 T + p T^{2} \)
37 \( 1 + 7 T + p T^{2} \)
41 \( 1 - 12 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + 3 T + p T^{2} \)
61 \( 1 - 8 T + p T^{2} \)
67 \( 1 + 7 T + p T^{2} \)
71 \( 1 + 9 T + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 6 T + p T^{2} \)
89 \( 1 - 15 T + p T^{2} \)
97 \( 1 - 11 T + p T^{2} \)
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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

−12.99782247857233323351447697952, −11.58530592644471232156691500684, −10.41422832511990406315249349300, −9.312607292057116937494029005788, −8.847231817862948898715774476916, −7.75392426065687133350739649603, −5.98785479425231293723674371184, −5.17623765242483563283904939100, −3.64215569583321980752478303848, −1.87664208847796963179892072815, 1.87664208847796963179892072815, 3.64215569583321980752478303848, 5.17623765242483563283904939100, 5.98785479425231293723674371184, 7.75392426065687133350739649603, 8.847231817862948898715774476916, 9.312607292057116937494029005788, 10.41422832511990406315249349300, 11.58530592644471232156691500684, 12.99782247857233323351447697952

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