Properties

Label 2-14e2-1.1-c1-0-3
Degree $2$
Conductor $196$
Sign $-1$
Analytic cond. $1.56506$
Root an. cond. $1.25102$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 3·5-s − 2·9-s − 3·11-s − 2·13-s + 3·15-s − 3·17-s + 19-s + 3·23-s + 4·25-s + 5·27-s − 6·29-s + 7·31-s + 3·33-s − 37-s + 2·39-s − 6·41-s − 4·43-s + 6·45-s + 9·47-s + 3·51-s + 3·53-s + 9·55-s − 57-s − 9·59-s + 61-s + 6·65-s + ⋯
L(s)  = 1  − 0.577·3-s − 1.34·5-s − 2/3·9-s − 0.904·11-s − 0.554·13-s + 0.774·15-s − 0.727·17-s + 0.229·19-s + 0.625·23-s + 4/5·25-s + 0.962·27-s − 1.11·29-s + 1.25·31-s + 0.522·33-s − 0.164·37-s + 0.320·39-s − 0.937·41-s − 0.609·43-s + 0.894·45-s + 1.31·47-s + 0.420·51-s + 0.412·53-s + 1.21·55-s − 0.132·57-s − 1.17·59-s + 0.128·61-s + 0.744·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 196 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 196 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(196\)    =    \(2^{2} \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(1.56506\)
Root analytic conductor: \(1.25102\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: $\chi_{196} (1, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 196,\ (\ :1/2),\ -1)\)

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)$
bad2 \( 1 \)
7 \( 1 \)
good3 \( 1 + T + p T^{2} \)
5 \( 1 + 3 T + p T^{2} \)
11 \( 1 + 3 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 - 3 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 - 7 T + p T^{2} \)
37 \( 1 + T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 9 T + p T^{2} \)
53 \( 1 - 3 T + p T^{2} \)
59 \( 1 + 9 T + p T^{2} \)
61 \( 1 - T + p T^{2} \)
67 \( 1 + 7 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - T + p T^{2} \)
79 \( 1 + 13 T + p T^{2} \)
83 \( 1 + 12 T + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 - 10 T + p T^{2} \)
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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

−11.82377978703843162242537483396, −11.25257418001519021433785296020, −10.31356106646674079704437129982, −8.832746709943670461523563992371, −7.898530976505637221100538225737, −6.94568874468052569710657332285, −5.51226753406526396233002934457, −4.44504131583733523958066512147, −2.93923178260800049570600580842, 0, 2.93923178260800049570600580842, 4.44504131583733523958066512147, 5.51226753406526396233002934457, 6.94568874468052569710657332285, 7.898530976505637221100538225737, 8.832746709943670461523563992371, 10.31356106646674079704437129982, 11.25257418001519021433785296020, 11.82377978703843162242537483396

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