Properties

Label 2-392-1.1-c7-0-19
Degree $2$
Conductor $392$
Sign $1$
Analytic cond. $122.454$
Root an. cond. $11.0659$
Motivic weight $7$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 18·3-s − 160·5-s − 1.86e3·9-s + 5.70e3·11-s − 1.38e3·13-s − 2.88e3·15-s + 3.14e4·17-s + 1.99e4·19-s − 7.71e4·23-s − 5.25e4·25-s − 7.29e4·27-s − 1.93e5·29-s + 2.63e4·31-s + 1.02e5·33-s + 2.04e5·37-s − 2.49e4·39-s + 6.63e5·41-s − 3.35e5·43-s + 2.98e5·45-s − 1.11e6·47-s + 5.65e5·51-s + 1.12e5·53-s − 9.12e5·55-s + 3.59e5·57-s − 5.36e5·59-s + 1.17e6·61-s + 2.22e5·65-s + ⋯
L(s)  = 1  + 0.384·3-s − 0.572·5-s − 0.851·9-s + 1.29·11-s − 0.175·13-s − 0.220·15-s + 1.55·17-s + 0.667·19-s − 1.32·23-s − 0.672·25-s − 0.712·27-s − 1.47·29-s + 0.158·31-s + 0.497·33-s + 0.663·37-s − 0.0674·39-s + 1.50·41-s − 0.644·43-s + 0.487·45-s − 1.57·47-s + 0.597·51-s + 0.104·53-s − 0.739·55-s + 0.257·57-s − 0.339·59-s + 0.660·61-s + 0.100·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 392 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(392\)    =    \(2^{3} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(122.454\)
Root analytic conductor: \(11.0659\)
Motivic weight: \(7\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 392,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(2.066217106\)
\(L(\frac12)\) \(\approx\) \(2.066217106\)
\(L(\frac{9}{2})\) 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 \( 1 - 2 p^{2} T + p^{7} T^{2} \)
5 \( 1 + 32 p T + p^{7} T^{2} \)
11 \( 1 - 5704 T + p^{7} T^{2} \)
13 \( 1 + 1388 T + p^{7} T^{2} \)
17 \( 1 - 31434 T + p^{7} T^{2} \)
19 \( 1 - 19966 T + p^{7} T^{2} \)
23 \( 1 + 77136 T + p^{7} T^{2} \)
29 \( 1 + 193374 T + p^{7} T^{2} \)
31 \( 1 - 26356 T + p^{7} T^{2} \)
37 \( 1 - 204346 T + p^{7} T^{2} \)
41 \( 1 - 663050 T + p^{7} T^{2} \)
43 \( 1 + 335920 T + p^{7} T^{2} \)
47 \( 1 + 1119812 T + p^{7} T^{2} \)
53 \( 1 - 112782 T + p^{7} T^{2} \)
59 \( 1 + 536154 T + p^{7} T^{2} \)
61 \( 1 - 1170264 T + p^{7} T^{2} \)
67 \( 1 - 3890660 T + p^{7} T^{2} \)
71 \( 1 - 2505344 T + p^{7} T^{2} \)
73 \( 1 - 1435070 T + p^{7} T^{2} \)
79 \( 1 - 176536 T + p^{7} T^{2} \)
83 \( 1 - 6211622 T + p^{7} T^{2} \)
89 \( 1 - 4729062 T + p^{7} T^{2} \)
97 \( 1 - 2129562 T + p^{7} T^{2} \)
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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

−9.852172237274598404982255101897, −9.310107784925014102669122747610, −8.106267890181194375788997702240, −7.63382559418276338547295951121, −6.29265491490238035938376066274, −5.41353075312968511213100362491, −3.94041271927496342505182392063, −3.34483947475960703739028875272, −1.94143490670354819290482819158, −0.65093974905953924568110123108, 0.65093974905953924568110123108, 1.94143490670354819290482819158, 3.34483947475960703739028875272, 3.94041271927496342505182392063, 5.41353075312968511213100362491, 6.29265491490238035938376066274, 7.63382559418276338547295951121, 8.106267890181194375788997702240, 9.310107784925014102669122747610, 9.852172237274598404982255101897

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