Properties

Label 2-315-1.1-c7-0-27
Degree $2$
Conductor $315$
Sign $1$
Analytic cond. $98.4012$
Root an. cond. $9.91974$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 14.7·2-s + 89.3·4-s + 125·5-s − 343·7-s − 569.·8-s + 1.84e3·10-s − 91.4·11-s + 2.26e3·13-s − 5.05e3·14-s − 1.98e4·16-s + 2.70e4·17-s + 2.86e4·19-s + 1.11e4·20-s − 1.34e3·22-s − 1.05e5·23-s + 1.56e4·25-s + 3.33e4·26-s − 3.06e4·28-s + 1.44e5·29-s + 2.43e5·31-s − 2.19e5·32-s + 3.99e5·34-s − 4.28e4·35-s − 3.79e5·37-s + 4.21e5·38-s − 7.12e4·40-s + 3.35e5·41-s + ⋯
L(s)  = 1  + 1.30·2-s + 0.697·4-s + 0.447·5-s − 0.377·7-s − 0.393·8-s + 0.582·10-s − 0.0207·11-s + 0.285·13-s − 0.492·14-s − 1.21·16-s + 1.33·17-s + 0.956·19-s + 0.312·20-s − 0.0270·22-s − 1.80·23-s + 0.199·25-s + 0.372·26-s − 0.263·28-s + 1.10·29-s + 1.46·31-s − 1.18·32-s + 1.74·34-s − 0.169·35-s − 1.23·37-s + 1.24·38-s − 0.176·40-s + 0.759·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 315 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(315\)    =    \(3^{2} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(98.4012\)
Root analytic conductor: \(9.91974\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 315,\ (\ :7/2),\ 1)\)

Particular Values

\(L(4)\) \(\approx\) \(4.628115123\)
\(L(\frac12)\) \(\approx\) \(4.628115123\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 - 125T \)
7 \( 1 + 343T \)
good2 \( 1 - 14.7T + 128T^{2} \)
11 \( 1 + 91.4T + 1.94e7T^{2} \)
13 \( 1 - 2.26e3T + 6.27e7T^{2} \)
17 \( 1 - 2.70e4T + 4.10e8T^{2} \)
19 \( 1 - 2.86e4T + 8.93e8T^{2} \)
23 \( 1 + 1.05e5T + 3.40e9T^{2} \)
29 \( 1 - 1.44e5T + 1.72e10T^{2} \)
31 \( 1 - 2.43e5T + 2.75e10T^{2} \)
37 \( 1 + 3.79e5T + 9.49e10T^{2} \)
41 \( 1 - 3.35e5T + 1.94e11T^{2} \)
43 \( 1 - 6.65e5T + 2.71e11T^{2} \)
47 \( 1 - 1.24e6T + 5.06e11T^{2} \)
53 \( 1 - 9.49e5T + 1.17e12T^{2} \)
59 \( 1 - 2.47e6T + 2.48e12T^{2} \)
61 \( 1 + 2.23e6T + 3.14e12T^{2} \)
67 \( 1 + 5.70e3T + 6.06e12T^{2} \)
71 \( 1 - 2.42e6T + 9.09e12T^{2} \)
73 \( 1 + 3.78e6T + 1.10e13T^{2} \)
79 \( 1 + 4.40e6T + 1.92e13T^{2} \)
83 \( 1 + 6.68e6T + 2.71e13T^{2} \)
89 \( 1 - 9.24e6T + 4.42e13T^{2} \)
97 \( 1 - 1.12e7T + 8.07e13T^{2} \)
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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

−10.43254239305531713885002281356, −9.700316098053021543961325793567, −8.553468854885378106399714371407, −7.31007014230634680479851869985, −6.07606182156998626289142226947, −5.60856264868042493587990654961, −4.40378916127145478529069286544, −3.42279480739007068341152528755, −2.45662367712936081203689038223, −0.869089727176070460892081697141, 0.869089727176070460892081697141, 2.45662367712936081203689038223, 3.42279480739007068341152528755, 4.40378916127145478529069286544, 5.60856264868042493587990654961, 6.07606182156998626289142226947, 7.31007014230634680479851869985, 8.553468854885378106399714371407, 9.700316098053021543961325793567, 10.43254239305531713885002281356

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