Properties

Label 2-20280-1.1-c1-0-11
Degree $2$
Conductor $20280$
Sign $1$
Analytic cond. $161.936$
Root an. cond. $12.7254$
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  + 3-s − 5-s + 9-s + 4·11-s − 15-s − 6·17-s + 4·19-s + 25-s + 27-s − 2·29-s + 8·31-s + 4·33-s + 2·37-s + 6·41-s + 12·43-s − 45-s − 8·47-s − 7·49-s − 6·51-s + 6·53-s − 4·55-s + 4·57-s − 12·59-s + 14·61-s − 4·67-s − 8·71-s + 6·73-s + ⋯
L(s)  = 1  + 0.577·3-s − 0.447·5-s + 1/3·9-s + 1.20·11-s − 0.258·15-s − 1.45·17-s + 0.917·19-s + 1/5·25-s + 0.192·27-s − 0.371·29-s + 1.43·31-s + 0.696·33-s + 0.328·37-s + 0.937·41-s + 1.82·43-s − 0.149·45-s − 1.16·47-s − 49-s − 0.840·51-s + 0.824·53-s − 0.539·55-s + 0.529·57-s − 1.56·59-s + 1.79·61-s − 0.488·67-s − 0.949·71-s + 0.702·73-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 20280 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 20280 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(20280\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 13^{2}\)
Sign: $1$
Analytic conductor: \(161.936\)
Root analytic conductor: \(12.7254\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 20280,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.816754900\)
\(L(\frac12)\) \(\approx\) \(2.816754900\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$Isogeny Class over $\mathbf{F}_p$
bad2 \( 1 \)
3 \( 1 - T \)
5 \( 1 + T \)
13 \( 1 \)
good7 \( 1 + p T^{2} \) 1.7.a
11 \( 1 - 4 T + p T^{2} \) 1.11.ae
17 \( 1 + 6 T + p T^{2} \) 1.17.g
19 \( 1 - 4 T + p T^{2} \) 1.19.ae
23 \( 1 + p T^{2} \) 1.23.a
29 \( 1 + 2 T + p T^{2} \) 1.29.c
31 \( 1 - 8 T + p T^{2} \) 1.31.ai
37 \( 1 - 2 T + p T^{2} \) 1.37.ac
41 \( 1 - 6 T + p T^{2} \) 1.41.ag
43 \( 1 - 12 T + p T^{2} \) 1.43.am
47 \( 1 + 8 T + p T^{2} \) 1.47.i
53 \( 1 - 6 T + p T^{2} \) 1.53.ag
59 \( 1 + 12 T + p T^{2} \) 1.59.m
61 \( 1 - 14 T + p T^{2} \) 1.61.ao
67 \( 1 + 4 T + p T^{2} \) 1.67.e
71 \( 1 + 8 T + p T^{2} \) 1.71.i
73 \( 1 - 6 T + p T^{2} \) 1.73.ag
79 \( 1 + 8 T + p T^{2} \) 1.79.i
83 \( 1 - 12 T + p T^{2} \) 1.83.am
89 \( 1 + 10 T + p T^{2} \) 1.89.k
97 \( 1 + 2 T + p T^{2} \) 1.97.c
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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

−15.71290410576442, −15.06301411441402, −14.52449734798716, −14.09421576657612, −13.51950634324438, −12.98149378910381, −12.36735668737330, −11.72671896350033, −11.32266891237360, −10.78517296142287, −9.901910932414441, −9.443167059302883, −8.918721413578706, −8.421002657289783, −7.700909659845686, −7.201296759660302, −6.502446482574887, −6.065407036249992, −5.027009421317684, −4.333254017558968, −3.964291900138335, −3.109072229734202, −2.465768456185617, −1.545396641207692, −0.6974821817539960, 0.6974821817539960, 1.545396641207692, 2.465768456185617, 3.109072229734202, 3.964291900138335, 4.333254017558968, 5.027009421317684, 6.065407036249992, 6.502446482574887, 7.201296759660302, 7.700909659845686, 8.421002657289783, 8.918721413578706, 9.443167059302883, 9.901910932414441, 10.78517296142287, 11.32266891237360, 11.72671896350033, 12.36735668737330, 12.98149378910381, 13.51950634324438, 14.09421576657612, 14.52449734798716, 15.06301411441402, 15.71290410576442

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