Properties

Label 2-387-1.1-c7-0-106
Degree $2$
Conductor $387$
Sign $-1$
Analytic cond. $120.893$
Root an. cond. $10.9951$
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  + 3.99·2-s − 112.·4-s + 383.·5-s + 1.00e3·7-s − 959.·8-s + 1.53e3·10-s − 1.62e3·11-s + 7.96e3·13-s + 4.01e3·14-s + 1.05e4·16-s − 3.64e4·17-s − 4.03e4·19-s − 4.29e4·20-s − 6.47e3·22-s − 1.33e4·23-s + 6.89e4·25-s + 3.18e4·26-s − 1.12e5·28-s − 1.19e5·29-s − 1.03e5·31-s + 1.64e5·32-s − 1.45e5·34-s + 3.84e5·35-s + 1.91e5·37-s − 1.61e5·38-s − 3.67e5·40-s + 2.40e5·41-s + ⋯
L(s)  = 1  + 0.353·2-s − 0.875·4-s + 1.37·5-s + 1.10·7-s − 0.662·8-s + 0.484·10-s − 0.367·11-s + 1.00·13-s + 0.390·14-s + 0.641·16-s − 1.79·17-s − 1.34·19-s − 1.20·20-s − 0.129·22-s − 0.228·23-s + 0.882·25-s + 0.354·26-s − 0.968·28-s − 0.909·29-s − 0.624·31-s + 0.888·32-s − 0.634·34-s + 1.51·35-s + 0.622·37-s − 0.476·38-s − 0.908·40-s + 0.545·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 387 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(387\)    =    \(3^{2} \cdot 43\)
Sign: $-1$
Analytic conductor: \(120.893\)
Root analytic conductor: \(10.9951\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 387,\ (\ :7/2),\ -1)\)

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)$
bad3 \( 1 \)
43 \( 1 + 7.95e4T \)
good2 \( 1 - 3.99T + 128T^{2} \)
5 \( 1 - 383.T + 7.81e4T^{2} \)
7 \( 1 - 1.00e3T + 8.23e5T^{2} \)
11 \( 1 + 1.62e3T + 1.94e7T^{2} \)
13 \( 1 - 7.96e3T + 6.27e7T^{2} \)
17 \( 1 + 3.64e4T + 4.10e8T^{2} \)
19 \( 1 + 4.03e4T + 8.93e8T^{2} \)
23 \( 1 + 1.33e4T + 3.40e9T^{2} \)
29 \( 1 + 1.19e5T + 1.72e10T^{2} \)
31 \( 1 + 1.03e5T + 2.75e10T^{2} \)
37 \( 1 - 1.91e5T + 9.49e10T^{2} \)
41 \( 1 - 2.40e5T + 1.94e11T^{2} \)
47 \( 1 + 5.02e5T + 5.06e11T^{2} \)
53 \( 1 + 1.09e6T + 1.17e12T^{2} \)
59 \( 1 - 2.43e6T + 2.48e12T^{2} \)
61 \( 1 + 6.20e5T + 3.14e12T^{2} \)
67 \( 1 + 4.73e6T + 6.06e12T^{2} \)
71 \( 1 - 2.81e6T + 9.09e12T^{2} \)
73 \( 1 - 2.78e6T + 1.10e13T^{2} \)
79 \( 1 - 6.00e6T + 1.92e13T^{2} \)
83 \( 1 + 4.68e6T + 2.71e13T^{2} \)
89 \( 1 + 2.94e6T + 4.42e13T^{2} \)
97 \( 1 + 1.41e7T + 8.07e13T^{2} \)
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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

−9.542102290379467541850951627976, −8.819706158341877954958428516956, −8.117831311283080376208632513485, −6.50802808051678174218838525241, −5.73935825753445309737299010206, −4.83006491993145967398905751132, −3.99809554511933352870036383293, −2.35513531979109964346461875757, −1.51824934406878513884066386994, 0, 1.51824934406878513884066386994, 2.35513531979109964346461875757, 3.99809554511933352870036383293, 4.83006491993145967398905751132, 5.73935825753445309737299010206, 6.50802808051678174218838525241, 8.117831311283080376208632513485, 8.819706158341877954958428516956, 9.542102290379467541850951627976

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