Properties

Label 2-187-1.1-c1-0-12
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  + 1.17·2-s − 1.53·3-s − 0.630·4-s − 4.17·5-s − 1.80·6-s + 1.07·7-s − 3.07·8-s − 0.630·9-s − 4.87·10-s − 11-s + 0.971·12-s + 5.51·13-s + 1.26·14-s + 6.41·15-s − 2.34·16-s − 17-s − 0.738·18-s − 4.58·19-s + 2.63·20-s − 1.65·21-s − 1.17·22-s − 5.53·23-s + 4.73·24-s + 12.3·25-s + 6.44·26-s + 5.58·27-s − 0.680·28-s + ⋯
L(s)  = 1  + 0.827·2-s − 0.888·3-s − 0.315·4-s − 1.86·5-s − 0.735·6-s + 0.407·7-s − 1.08·8-s − 0.210·9-s − 1.54·10-s − 0.301·11-s + 0.280·12-s + 1.52·13-s + 0.337·14-s + 1.65·15-s − 0.585·16-s − 0.242·17-s − 0.173·18-s − 1.05·19-s + 0.588·20-s − 0.362·21-s − 0.249·22-s − 1.15·23-s + 0.967·24-s + 2.47·25-s + 1.26·26-s + 1.07·27-s − 0.128·28-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 \( 1 - 1.17T + 2T^{2} \)
3 \( 1 + 1.53T + 3T^{2} \)
5 \( 1 + 4.17T + 5T^{2} \)
7 \( 1 - 1.07T + 7T^{2} \)
13 \( 1 - 5.51T + 13T^{2} \)
19 \( 1 + 4.58T + 19T^{2} \)
23 \( 1 + 5.53T + 23T^{2} \)
29 \( 1 + 8.87T + 29T^{2} \)
31 \( 1 - 3.58T + 31T^{2} \)
37 \( 1 + 10.0T + 37T^{2} \)
41 \( 1 - 1.07T + 41T^{2} \)
43 \( 1 + 6.83T + 43T^{2} \)
47 \( 1 - 8.78T + 47T^{2} \)
53 \( 1 + 3.95T + 53T^{2} \)
59 \( 1 - 8.31T + 59T^{2} \)
61 \( 1 + 3.07T + 61T^{2} \)
67 \( 1 - 1.49T + 67T^{2} \)
71 \( 1 - 4.51T + 71T^{2} \)
73 \( 1 + 4.53T + 73T^{2} \)
79 \( 1 - 7.80T + 79T^{2} \)
83 \( 1 + 4.68T + 83T^{2} \)
89 \( 1 + 1.18T + 89T^{2} \)
97 \( 1 + 8.80T + 97T^{2} \)
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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

−12.04043380415450955393945525255, −11.38369395102381117736194412988, −10.70924119838047052921952797063, −8.705150012486581926468625520650, −8.123131049230366563520930478570, −6.58669561199221272604790698780, −5.46641883005619473066294696758, −4.32959758370978532751176829758, −3.55593028620082153062431215700, 0, 3.55593028620082153062431215700, 4.32959758370978532751176829758, 5.46641883005619473066294696758, 6.58669561199221272604790698780, 8.123131049230366563520930478570, 8.705150012486581926468625520650, 10.70924119838047052921952797063, 11.38369395102381117736194412988, 12.04043380415450955393945525255

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