Properties

Label 2-19-1.1-c7-0-9
Degree $2$
Conductor $19$
Sign $-1$
Analytic cond. $5.93531$
Root an. cond. $2.43625$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 11.7·2-s − 53.8·3-s + 10.3·4-s − 75.2·5-s − 633.·6-s − 846.·7-s − 1.38e3·8-s + 716.·9-s − 885.·10-s + 3.59e3·11-s − 559.·12-s + 955.·13-s − 9.96e3·14-s + 4.05e3·15-s − 1.76e4·16-s − 6.53e3·17-s + 8.42e3·18-s + 6.85e3·19-s − 781.·20-s + 4.56e4·21-s + 4.22e4·22-s + 4.18e4·23-s + 7.45e4·24-s − 7.24e4·25-s + 1.12e4·26-s + 7.92e4·27-s − 8.78e3·28-s + ⋯
L(s)  = 1  + 1.03·2-s − 1.15·3-s + 0.0810·4-s − 0.269·5-s − 1.19·6-s − 0.933·7-s − 0.955·8-s + 0.327·9-s − 0.280·10-s + 0.813·11-s − 0.0934·12-s + 0.120·13-s − 0.970·14-s + 0.310·15-s − 1.07·16-s − 0.322·17-s + 0.340·18-s + 0.229·19-s − 0.0218·20-s + 1.07·21-s + 0.845·22-s + 0.717·23-s + 1.10·24-s − 0.927·25-s + 0.125·26-s + 0.774·27-s − 0.0756·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 19 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 19 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(19\)
Sign: $-1$
Analytic conductor: \(5.93531\)
Root analytic conductor: \(2.43625\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 19,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad19 \( 1 - 6.85e3T \)
good2 \( 1 - 11.7T + 128T^{2} \)
3 \( 1 + 53.8T + 2.18e3T^{2} \)
5 \( 1 + 75.2T + 7.81e4T^{2} \)
7 \( 1 + 846.T + 8.23e5T^{2} \)
11 \( 1 - 3.59e3T + 1.94e7T^{2} \)
13 \( 1 - 955.T + 6.27e7T^{2} \)
17 \( 1 + 6.53e3T + 4.10e8T^{2} \)
23 \( 1 - 4.18e4T + 3.40e9T^{2} \)
29 \( 1 + 1.70e5T + 1.72e10T^{2} \)
31 \( 1 + 2.53e5T + 2.75e10T^{2} \)
37 \( 1 - 1.95e4T + 9.49e10T^{2} \)
41 \( 1 + 1.36e5T + 1.94e11T^{2} \)
43 \( 1 + 6.76e5T + 2.71e11T^{2} \)
47 \( 1 - 8.34e5T + 5.06e11T^{2} \)
53 \( 1 + 5.86e5T + 1.17e12T^{2} \)
59 \( 1 - 1.33e6T + 2.48e12T^{2} \)
61 \( 1 + 9.59e5T + 3.14e12T^{2} \)
67 \( 1 - 4.22e6T + 6.06e12T^{2} \)
71 \( 1 + 4.84e6T + 9.09e12T^{2} \)
73 \( 1 - 3.45e6T + 1.10e13T^{2} \)
79 \( 1 - 4.87e6T + 1.92e13T^{2} \)
83 \( 1 - 1.35e6T + 2.71e13T^{2} \)
89 \( 1 - 3.19e6T + 4.42e13T^{2} \)
97 \( 1 - 1.26e7T + 8.07e13T^{2} \)
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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

−16.21331024645238494586283147351, −14.86712546780431632366807330641, −13.36153272833391726159767536940, −12.27853989033566855699439557329, −11.24194390156311109029488627525, −9.305010816885172165202191815402, −6.61730972335786549023836858023, −5.42800639221185321587342495500, −3.71037952877483972611751057178, 0, 3.71037952877483972611751057178, 5.42800639221185321587342495500, 6.61730972335786549023836858023, 9.305010816885172165202191815402, 11.24194390156311109029488627525, 12.27853989033566855699439557329, 13.36153272833391726159767536940, 14.86712546780431632366807330641, 16.21331024645238494586283147351

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