Properties

Label 2-342-1.1-c9-0-31
Degree $2$
Conductor $342$
Sign $1$
Analytic cond. $176.142$
Root an. cond. $13.2718$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 16·2-s + 256·4-s + 2.41e3·5-s − 1.53e3·7-s + 4.09e3·8-s + 3.86e4·10-s + 5.81e3·11-s − 1.35e5·13-s − 2.45e4·14-s + 6.55e4·16-s + 4.48e5·17-s + 1.30e5·19-s + 6.19e5·20-s + 9.30e4·22-s − 2.07e6·23-s + 3.89e6·25-s − 2.16e6·26-s − 3.92e5·28-s + 6.43e5·29-s − 1.94e5·31-s + 1.04e6·32-s + 7.17e6·34-s − 3.70e6·35-s + 9.46e6·37-s + 2.08e6·38-s + 9.90e6·40-s + 2.34e7·41-s + ⋯
L(s)  = 1  + 0.707·2-s + 0.5·4-s + 1.73·5-s − 0.241·7-s + 0.353·8-s + 1.22·10-s + 0.119·11-s − 1.31·13-s − 0.170·14-s + 0.250·16-s + 1.30·17-s + 0.229·19-s + 0.865·20-s + 0.0846·22-s − 1.54·23-s + 1.99·25-s − 0.930·26-s − 0.120·28-s + 0.168·29-s − 0.0377·31-s + 0.176·32-s + 0.920·34-s − 0.417·35-s + 0.830·37-s + 0.162·38-s + 0.611·40-s + 1.29·41-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(342\)    =    \(2 \cdot 3^{2} \cdot 19\)
Sign: $1$
Analytic conductor: \(176.142\)
Root analytic conductor: \(13.2718\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 342,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(5.547007687\)
\(L(\frac12)\) \(\approx\) \(5.547007687\)
\(L(\frac{11}{2})\) 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 \( 1 - 1.30e5T \)
good5 \( 1 - 2.41e3T + 1.95e6T^{2} \)
7 \( 1 + 1.53e3T + 4.03e7T^{2} \)
11 \( 1 - 5.81e3T + 2.35e9T^{2} \)
13 \( 1 + 1.35e5T + 1.06e10T^{2} \)
17 \( 1 - 4.48e5T + 1.18e11T^{2} \)
23 \( 1 + 2.07e6T + 1.80e12T^{2} \)
29 \( 1 - 6.43e5T + 1.45e13T^{2} \)
31 \( 1 + 1.94e5T + 2.64e13T^{2} \)
37 \( 1 - 9.46e6T + 1.29e14T^{2} \)
41 \( 1 - 2.34e7T + 3.27e14T^{2} \)
43 \( 1 - 3.80e7T + 5.02e14T^{2} \)
47 \( 1 - 2.28e7T + 1.11e15T^{2} \)
53 \( 1 - 6.65e7T + 3.29e15T^{2} \)
59 \( 1 - 9.14e7T + 8.66e15T^{2} \)
61 \( 1 + 4.02e7T + 1.16e16T^{2} \)
67 \( 1 - 2.42e8T + 2.72e16T^{2} \)
71 \( 1 - 1.83e8T + 4.58e16T^{2} \)
73 \( 1 + 1.39e8T + 5.88e16T^{2} \)
79 \( 1 - 2.51e8T + 1.19e17T^{2} \)
83 \( 1 - 1.30e8T + 1.86e17T^{2} \)
89 \( 1 + 7.10e8T + 3.50e17T^{2} \)
97 \( 1 + 1.31e9T + 7.60e17T^{2} \)
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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

−9.786519433911689982784955431539, −9.562405211659225589296047751216, −7.943483154991813392966170480283, −6.89445795620799392700793392880, −5.84013763502533003157870277388, −5.43530087742591122076030713107, −4.17631339577523478572119771215, −2.75572793022163125029428570504, −2.11689852412173548414207659746, −0.924155047530396709910487651287, 0.924155047530396709910487651287, 2.11689852412173548414207659746, 2.75572793022163125029428570504, 4.17631339577523478572119771215, 5.43530087742591122076030713107, 5.84013763502533003157870277388, 6.89445795620799392700793392880, 7.943483154991813392966170480283, 9.562405211659225589296047751216, 9.786519433911689982784955431539

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