Properties

Label 2-187-1.1-c1-0-10
Degree $2$
Conductor $187$
Sign $-1$
Analytic cond. $1.49320$
Root an. cond. $1.22196$
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  − 0.688·2-s + 1.21·3-s − 1.52·4-s − 2.31·5-s − 0.836·6-s − 4.42·7-s + 2.42·8-s − 1.52·9-s + 1.59·10-s − 11-s − 1.85·12-s − 0.0666·13-s + 3.05·14-s − 2.80·15-s + 1.37·16-s − 17-s + 1.05·18-s + 6.49·19-s + 3.52·20-s − 5.37·21-s + 0.688·22-s − 2.78·23-s + 2.94·24-s + 0.341·25-s + 0.0459·26-s − 5.49·27-s + 6.75·28-s + ⋯
L(s)  = 1  − 0.487·2-s + 0.701·3-s − 0.762·4-s − 1.03·5-s − 0.341·6-s − 1.67·7-s + 0.858·8-s − 0.508·9-s + 0.503·10-s − 0.301·11-s − 0.534·12-s − 0.0184·13-s + 0.815·14-s − 0.724·15-s + 0.344·16-s − 0.242·17-s + 0.247·18-s + 1.49·19-s + 0.788·20-s − 1.17·21-s + 0.146·22-s − 0.580·23-s + 0.601·24-s + 0.0682·25-s + 0.00900·26-s − 1.05·27-s + 1.27·28-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 187,\ (\ :1/2),\ -1)\)

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)$
bad11 \( 1 + T \)
17 \( 1 + T \)
good2 \( 1 + 0.688T + 2T^{2} \)
3 \( 1 - 1.21T + 3T^{2} \)
5 \( 1 + 2.31T + 5T^{2} \)
7 \( 1 + 4.42T + 7T^{2} \)
13 \( 1 + 0.0666T + 13T^{2} \)
19 \( 1 - 6.49T + 19T^{2} \)
23 \( 1 + 2.78T + 23T^{2} \)
29 \( 1 + 2.40T + 29T^{2} \)
31 \( 1 + 7.49T + 31T^{2} \)
37 \( 1 - 7.44T + 37T^{2} \)
41 \( 1 + 4.42T + 41T^{2} \)
43 \( 1 - 11.6T + 43T^{2} \)
47 \( 1 + 1.33T + 47T^{2} \)
53 \( 1 + 12.2T + 53T^{2} \)
59 \( 1 - 1.76T + 59T^{2} \)
61 \( 1 - 2.42T + 61T^{2} \)
67 \( 1 + 13.2T + 67T^{2} \)
71 \( 1 + 1.06T + 71T^{2} \)
73 \( 1 + 1.78T + 73T^{2} \)
79 \( 1 - 6.83T + 79T^{2} \)
83 \( 1 - 2.75T + 83T^{2} \)
89 \( 1 + 8.47T + 89T^{2} \)
97 \( 1 + 7.83T + 97T^{2} \)
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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

−12.23164647248925822319487535943, −10.99638603972622186872275007652, −9.639569588916251443498970092767, −9.250579686973059063882299130596, −8.072190170382019998248797390582, −7.35147524861074155465791736644, −5.71002900330469434750467994879, −3.98551996465400364596233619746, −3.10402286358157370951541892153, 0, 3.10402286358157370951541892153, 3.98551996465400364596233619746, 5.71002900330469434750467994879, 7.35147524861074155465791736644, 8.072190170382019998248797390582, 9.250579686973059063882299130596, 9.639569588916251443498970092767, 10.99638603972622186872275007652, 12.23164647248925822319487535943

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