Properties

Label 2-20160-1.1-c1-0-68
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 $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 5-s − 7-s − 4·11-s − 6·13-s − 4·17-s + 2·19-s + 8·23-s + 25-s + 6·29-s + 4·31-s + 35-s + 8·37-s + 2·41-s − 6·43-s − 6·47-s + 49-s + 2·53-s + 4·55-s − 4·59-s + 6·65-s − 14·67-s − 2·71-s + 6·73-s + 4·77-s + 8·79-s + 8·83-s + 4·85-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.377·7-s − 1.20·11-s − 1.66·13-s − 0.970·17-s + 0.458·19-s + 1.66·23-s + 1/5·25-s + 1.11·29-s + 0.718·31-s + 0.169·35-s + 1.31·37-s + 0.312·41-s − 0.914·43-s − 0.875·47-s + 1/7·49-s + 0.274·53-s + 0.539·55-s − 0.520·59-s + 0.744·65-s − 1.71·67-s − 0.237·71-s + 0.702·73-s + 0.455·77-s + 0.900·79-s + 0.878·83-s + 0.433·85-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: \(1\)
Selberg data: \((2,\ 20160,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 + 4 T + p T^{2} \)
19 \( 1 - 2 T + p T^{2} \)
23 \( 1 - 8 T + p T^{2} \)
29 \( 1 - 6 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + 6 T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + p T^{2} \)
67 \( 1 + 14 T + p T^{2} \)
71 \( 1 + 2 T + p T^{2} \)
73 \( 1 - 6 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 8 T + p T^{2} \)
89 \( 1 + 6 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−15.82878507540639, −15.34414683698009, −14.97567057225168, −14.41840068551361, −13.59104983189204, −13.14187311158438, −12.75315660969798, −12.02282399937808, −11.65822003601967, −10.85295982834633, −10.45922965144085, −9.776044041381364, −9.317528214722778, −8.603411407563728, −7.922633074690133, −7.468156298903814, −6.867370272542470, −6.312363310060983, −5.354484684189507, −4.731482582061007, −4.537635922533045, −3.239065212828932, −2.818386015238048, −2.207964178553600, −0.8716262673883203, 0, 0.8716262673883203, 2.207964178553600, 2.818386015238048, 3.239065212828932, 4.537635922533045, 4.731482582061007, 5.354484684189507, 6.312363310060983, 6.867370272542470, 7.468156298903814, 7.922633074690133, 8.603411407563728, 9.317528214722778, 9.776044041381364, 10.45922965144085, 10.85295982834633, 11.65822003601967, 12.02282399937808, 12.75315660969798, 13.14187311158438, 13.59104983189204, 14.41840068551361, 14.97567057225168, 15.34414683698009, 15.82878507540639

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