Properties

Label 2-1568-1.1-c3-0-2
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  − 2·3-s − 14·5-s − 23·9-s − 20·11-s + 6·13-s + 28·15-s − 20·17-s − 102·19-s − 124·23-s + 71·25-s + 100·27-s − 78·29-s − 236·31-s + 40·33-s + 66·37-s − 12·39-s − 268·41-s + 132·43-s + 322·45-s − 516·47-s + 40·51-s − 354·53-s + 280·55-s + 204·57-s − 438·59-s − 486·61-s − 84·65-s + ⋯
L(s)  = 1  − 0.384·3-s − 1.25·5-s − 0.851·9-s − 0.548·11-s + 0.128·13-s + 0.481·15-s − 0.285·17-s − 1.23·19-s − 1.12·23-s + 0.567·25-s + 0.712·27-s − 0.499·29-s − 1.36·31-s + 0.211·33-s + 0.293·37-s − 0.0492·39-s − 1.02·41-s + 0.468·43-s + 1.06·45-s − 1.60·47-s + 0.109·51-s − 0.917·53-s + 0.686·55-s + 0.474·57-s − 0.966·59-s − 1.02·61-s − 0.160·65-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

\(L(2)\) \(\approx\) \(0.08610685180\)
\(L(\frac12)\) \(\approx\) \(0.08610685180\)
\(L(\frac{5}{2})\) 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 \( 1 + 2 T + p^{3} T^{2} \)
5 \( 1 + 14 T + p^{3} T^{2} \)
11 \( 1 + 20 T + p^{3} T^{2} \)
13 \( 1 - 6 T + p^{3} T^{2} \)
17 \( 1 + 20 T + p^{3} T^{2} \)
19 \( 1 + 102 T + p^{3} T^{2} \)
23 \( 1 + 124 T + p^{3} T^{2} \)
29 \( 1 + 78 T + p^{3} T^{2} \)
31 \( 1 + 236 T + p^{3} T^{2} \)
37 \( 1 - 66 T + p^{3} T^{2} \)
41 \( 1 + 268 T + p^{3} T^{2} \)
43 \( 1 - 132 T + p^{3} T^{2} \)
47 \( 1 + 516 T + p^{3} T^{2} \)
53 \( 1 + 354 T + p^{3} T^{2} \)
59 \( 1 + 438 T + p^{3} T^{2} \)
61 \( 1 + 486 T + p^{3} T^{2} \)
67 \( 1 - 12 p T + p^{3} T^{2} \)
71 \( 1 - 248 T + p^{3} T^{2} \)
73 \( 1 + 768 T + p^{3} T^{2} \)
79 \( 1 - 192 T + p^{3} T^{2} \)
83 \( 1 + 294 T + p^{3} T^{2} \)
89 \( 1 + 80 T + p^{3} T^{2} \)
97 \( 1 + 1404 T + p^{3} T^{2} \)
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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

−8.856291588164117553747481565634, −8.194003594577477419239962171608, −7.64081079990121259187377761596, −6.60464969952410463535165617791, −5.82973583266223099140261491300, −4.86636540788766152994946515786, −4.00398323453065357051399011333, −3.15601899876703821044943858598, −1.92925003525518874792606964564, −0.13656398868243097316839296795, 0.13656398868243097316839296795, 1.92925003525518874792606964564, 3.15601899876703821044943858598, 4.00398323453065357051399011333, 4.86636540788766152994946515786, 5.82973583266223099140261491300, 6.60464969952410463535165617791, 7.64081079990121259187377761596, 8.194003594577477419239962171608, 8.856291588164117553747481565634

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