Properties

Label 2-1568-1.1-c3-0-41
Degree $2$
Conductor $1568$
Sign $1$
Analytic cond. $92.5149$
Root an. cond. $9.61847$
Motivic weight $3$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 4·5-s − 27·9-s + 92·13-s + 104·17-s − 109·25-s + 130·29-s − 214·37-s − 472·41-s − 108·45-s + 518·53-s + 468·61-s + 368·65-s − 592·73-s + 729·81-s + 416·85-s + 176·89-s + 1.81e3·97-s + 1.94e3·101-s + 1.74e3·109-s + 2.00e3·113-s − 2.48e3·117-s + ⋯
L(s)  = 1  + 0.357·5-s − 9-s + 1.96·13-s + 1.48·17-s − 0.871·25-s + 0.832·29-s − 0.950·37-s − 1.79·41-s − 0.357·45-s + 1.34·53-s + 0.982·61-s + 0.702·65-s − 0.949·73-s + 81-s + 0.530·85-s + 0.209·89-s + 1.90·97-s + 1.91·101-s + 1.53·109-s + 1.66·113-s − 1.96·117-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1568 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1568\)    =    \(2^{5} \cdot 7^{2}\)
Sign: $1$
Analytic conductor: \(92.5149\)
Root analytic conductor: \(9.61847\)
Motivic weight: \(3\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1568,\ (\ :3/2),\ 1)\)

Particular Values

\(L(2)\) \(\approx\) \(2.424447171\)
\(L(\frac12)\) \(\approx\) \(2.424447171\)
\(L(\frac{5}{2})\) 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 \( 1 + p^{3} T^{2} \)
5 \( 1 - 4 T + p^{3} T^{2} \)
11 \( 1 + p^{3} T^{2} \)
13 \( 1 - 92 T + p^{3} T^{2} \)
17 \( 1 - 104 T + p^{3} T^{2} \)
19 \( 1 + p^{3} T^{2} \)
23 \( 1 + p^{3} T^{2} \)
29 \( 1 - 130 T + p^{3} T^{2} \)
31 \( 1 + p^{3} T^{2} \)
37 \( 1 + 214 T + p^{3} T^{2} \)
41 \( 1 + 472 T + p^{3} T^{2} \)
43 \( 1 + p^{3} T^{2} \)
47 \( 1 + p^{3} T^{2} \)
53 \( 1 - 518 T + p^{3} T^{2} \)
59 \( 1 + p^{3} T^{2} \)
61 \( 1 - 468 T + p^{3} T^{2} \)
67 \( 1 + p^{3} T^{2} \)
71 \( 1 + p^{3} T^{2} \)
73 \( 1 + 592 T + p^{3} T^{2} \)
79 \( 1 + p^{3} T^{2} \)
83 \( 1 + p^{3} T^{2} \)
89 \( 1 - 176 T + p^{3} T^{2} \)
97 \( 1 - 1816 T + p^{3} T^{2} \)
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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

−8.760937786278018870297892449553, −8.530185813372817993393673349008, −7.56497469595430013294420224962, −6.41950883882780472690571684166, −5.84417270923805319755860554916, −5.14927161308044379776102294335, −3.74116557230183007481978583048, −3.17633248777438918228799808125, −1.83834121003469284607054497687, −0.77680301235398175923932901383, 0.77680301235398175923932901383, 1.83834121003469284607054497687, 3.17633248777438918228799808125, 3.74116557230183007481978583048, 5.14927161308044379776102294335, 5.84417270923805319755860554916, 6.41950883882780472690571684166, 7.56497469595430013294420224962, 8.530185813372817993393673349008, 8.760937786278018870297892449553

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