Properties

Label 2-20160-1.1-c1-0-27
Degree $2$
Conductor $20160$
Sign $1$
Analytic cond. $160.978$
Root an. cond. $12.6877$
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  − 5-s + 7-s − 4·11-s + 6·13-s − 2·17-s + 25-s + 6·29-s − 8·31-s − 35-s + 10·37-s − 2·41-s + 4·43-s + 8·47-s + 49-s − 2·53-s + 4·55-s + 8·59-s + 14·61-s − 6·65-s − 12·67-s − 16·71-s + 2·73-s − 4·77-s + 8·79-s − 8·83-s + 2·85-s − 10·89-s + ⋯
L(s)  = 1  − 0.447·5-s + 0.377·7-s − 1.20·11-s + 1.66·13-s − 0.485·17-s + 1/5·25-s + 1.11·29-s − 1.43·31-s − 0.169·35-s + 1.64·37-s − 0.312·41-s + 0.609·43-s + 1.16·47-s + 1/7·49-s − 0.274·53-s + 0.539·55-s + 1.04·59-s + 1.79·61-s − 0.744·65-s − 1.46·67-s − 1.89·71-s + 0.234·73-s − 0.455·77-s + 0.900·79-s − 0.878·83-s + 0.216·85-s − 1.05·89-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 20160 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 20160 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(20160\)    =    \(2^{6} \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(160.978\)
Root analytic conductor: \(12.6877\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 20160,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.927428926\)
\(L(\frac12)\) \(\approx\) \(1.927428926\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 \)
5 \( 1 + T \)
7 \( 1 - T \)
good11 \( 1 + 4 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 - 10 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 8 T + p T^{2} \)
61 \( 1 - 14 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + 16 T + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 2 T + p T^{2} \)
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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

−15.88016369319790, −15.01771537465767, −14.76988039237213, −13.91343919967315, −13.38073397908890, −13.06937818598680, −12.39860890472308, −11.74212023560248, −10.98473202505474, −10.94764057270331, −10.24894809720647, −9.480789773470563, −8.706146607095536, −8.406320210615155, −7.786807891388378, −7.205663305690906, −6.496750816642591, −5.734556447802273, −5.348872896428446, −4.340807955670952, −4.033690262381856, −3.075135529630030, −2.469247279320023, −1.476733243231201, −0.5956583316240391, 0.5956583316240391, 1.476733243231201, 2.469247279320023, 3.075135529630030, 4.033690262381856, 4.340807955670952, 5.348872896428446, 5.734556447802273, 6.496750816642591, 7.205663305690906, 7.786807891388378, 8.406320210615155, 8.706146607095536, 9.480789773470563, 10.24894809720647, 10.94764057270331, 10.98473202505474, 11.74212023560248, 12.39860890472308, 13.06937818598680, 13.38073397908890, 13.91343919967315, 14.76988039237213, 15.01771537465767, 15.88016369319790

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