Properties

Label 2-342-57.56-c9-0-58
Degree $2$
Conductor $342$
Sign $-0.823 - 0.567i$
Analytic cond. $176.142$
Root an. cond. $13.2718$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16·2-s + 256·4-s − 2.41e3i·5-s + 2.48e3·7-s + 4.09e3·8-s − 3.87e4i·10-s + 3.08e4i·11-s − 4.36e4i·13-s + 3.97e4·14-s + 6.55e4·16-s + 1.07e5i·17-s + (−5.33e5 + 1.95e5i)19-s − 6.19e5i·20-s + 4.93e5i·22-s + 2.64e4i·23-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.5·4-s − 1.73i·5-s + 0.390·7-s + 0.353·8-s − 1.22i·10-s + 0.635i·11-s − 0.424i·13-s + 0.276·14-s + 0.250·16-s + 0.311i·17-s + (−0.938 + 0.344i)19-s − 0.865i·20-s + 0.449i·22-s + 0.0196i·23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 342 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.823 - 0.567i)\, \overline{\Lambda}(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 342 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & (-0.823 - 0.567i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(342\)    =    \(2 \cdot 3^{2} \cdot 19\)
Sign: $-0.823 - 0.567i$
Analytic conductor: \(176.142\)
Root analytic conductor: \(13.2718\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: $\chi_{342} (341, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 342,\ (\ :9/2),\ -0.823 - 0.567i)\)

Particular Values

\(L(5)\) \(\approx\) \(0.6715236900\)
\(L(\frac12)\) \(\approx\) \(0.6715236900\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - 16T \)
3 \( 1 \)
19 \( 1 + (5.33e5 - 1.95e5i)T \)
good5 \( 1 + 2.41e3iT - 1.95e6T^{2} \)
7 \( 1 - 2.48e3T + 4.03e7T^{2} \)
11 \( 1 - 3.08e4iT - 2.35e9T^{2} \)
13 \( 1 + 4.36e4iT - 1.06e10T^{2} \)
17 \( 1 - 1.07e5iT - 1.18e11T^{2} \)
23 \( 1 - 2.64e4iT - 1.80e12T^{2} \)
29 \( 1 + 1.30e6T + 1.45e13T^{2} \)
31 \( 1 + 4.57e6iT - 2.64e13T^{2} \)
37 \( 1 - 2.85e5iT - 1.29e14T^{2} \)
41 \( 1 + 3.37e7T + 3.27e14T^{2} \)
43 \( 1 - 2.81e7T + 5.02e14T^{2} \)
47 \( 1 + 2.01e7iT - 1.11e15T^{2} \)
53 \( 1 + 6.20e7T + 3.29e15T^{2} \)
59 \( 1 + 1.73e7T + 8.66e15T^{2} \)
61 \( 1 - 8.54e6T + 1.16e16T^{2} \)
67 \( 1 + 1.18e8iT - 2.72e16T^{2} \)
71 \( 1 + 1.41e8T + 4.58e16T^{2} \)
73 \( 1 + 3.16e7T + 5.88e16T^{2} \)
79 \( 1 - 3.10e8iT - 1.19e17T^{2} \)
83 \( 1 + 1.66e8iT - 1.86e17T^{2} \)
89 \( 1 - 2.17e8T + 3.50e17T^{2} \)
97 \( 1 - 3.97e7iT - 7.60e17T^{2} \)
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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

−9.362345430375834637357272084470, −8.397051140329102826723015936618, −7.69482737942286594925189412172, −6.28592191091285618416444365993, −5.28194432751999541572076980820, −4.62712125428802939953763638952, −3.77926776627420695883065673702, −2.12149943827887936020167455361, −1.31644341158231349942892306046, −0.084503024498718198787006794904, 1.71726982146918416929621674712, 2.74800357857864072630767034850, 3.48938561946542309574580636495, 4.62852515542017652808301261988, 5.91151280516917671289051398171, 6.67076322561861677067255562075, 7.39188756519513840652394200645, 8.538982714084177103757963549152, 9.897318483771161512559977683887, 10.90212181144087362595351120830

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