Properties

Label 2-51870-1.1-c1-0-11
Degree $2$
Conductor $51870$
Sign $1$
Analytic cond. $414.184$
Root an. cond. $20.3515$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 3-s + 4-s + 5-s + 6-s − 7-s − 8-s + 9-s − 10-s + 4·11-s − 12-s − 13-s + 14-s − 15-s + 16-s − 2·17-s − 18-s − 19-s + 20-s + 21-s − 4·22-s + 8·23-s + 24-s + 25-s + 26-s − 27-s − 28-s + ⋯
L(s)  = 1  − 0.707·2-s − 0.577·3-s + 1/2·4-s + 0.447·5-s + 0.408·6-s − 0.377·7-s − 0.353·8-s + 1/3·9-s − 0.316·10-s + 1.20·11-s − 0.288·12-s − 0.277·13-s + 0.267·14-s − 0.258·15-s + 1/4·16-s − 0.485·17-s − 0.235·18-s − 0.229·19-s + 0.223·20-s + 0.218·21-s − 0.852·22-s + 1.66·23-s + 0.204·24-s + 1/5·25-s + 0.196·26-s − 0.192·27-s − 0.188·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 51870 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 51870 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(51870\)    =    \(2 \cdot 3 \cdot 5 \cdot 7 \cdot 13 \cdot 19\)
Sign: $1$
Analytic conductor: \(414.184\)
Root analytic conductor: \(20.3515\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 51870,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.347933207\)
\(L(\frac12)\) \(\approx\) \(1.347933207\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 + T \)
5 \( 1 - T \)
7 \( 1 + T \)
13 \( 1 + T \)
19 \( 1 + T \)
good11 \( 1 - 4 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 + 10 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 6 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 10 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−14.55494843360745, −14.03201879909776, −13.26568208360352, −12.95627017034955, −12.38269176471765, −11.72492899113354, −11.42184909359489, −10.79713849579322, −10.41356381564899, −9.671813855980365, −9.366251916891545, −8.857583705300642, −8.409294639882072, −7.378806384099444, −7.105595062893111, −6.562586641968240, −6.103083756274024, −5.407246019539930, −4.905445897440579, −4.024457167545261, −3.517429639313625, −2.640088868178759, −1.943027965169244, −1.243356579677029, −0.5097769304333557, 0.5097769304333557, 1.243356579677029, 1.943027965169244, 2.640088868178759, 3.517429639313625, 4.024457167545261, 4.905445897440579, 5.407246019539930, 6.103083756274024, 6.562586641968240, 7.105595062893111, 7.378806384099444, 8.409294639882072, 8.857583705300642, 9.366251916891545, 9.671813855980365, 10.41356381564899, 10.79713849579322, 11.42184909359489, 11.72492899113354, 12.38269176471765, 12.95627017034955, 13.26568208360352, 14.03201879909776, 14.55494843360745

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