Properties

Label 2-20e2-1.1-c9-0-58
Degree $2$
Conductor $400$
Sign $-1$
Analytic cond. $206.014$
Root an. cond. $14.3531$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 49.1·3-s + 1.43e3·7-s − 1.72e4·9-s + 8.37e4·11-s − 1.45e5·13-s + 3.07e3·17-s + 6.53e5·19-s − 7.06e4·21-s − 1.89e6·23-s + 1.81e6·27-s + 4.12e6·29-s − 5.26e6·31-s − 4.11e6·33-s + 9.17e6·37-s + 7.16e6·39-s − 8.05e6·41-s − 4.82e5·43-s − 6.00e6·47-s − 3.82e7·49-s − 1.51e5·51-s + 8.82e7·53-s − 3.21e7·57-s − 9.30e7·59-s + 1.00e8·61-s − 2.48e7·63-s + 8.02e7·67-s + 9.31e7·69-s + ⋯
L(s)  = 1  − 0.350·3-s + 0.226·7-s − 0.877·9-s + 1.72·11-s − 1.41·13-s + 0.00894·17-s + 1.14·19-s − 0.0792·21-s − 1.41·23-s + 0.658·27-s + 1.08·29-s − 1.02·31-s − 0.604·33-s + 0.804·37-s + 0.496·39-s − 0.445·41-s − 0.0215·43-s − 0.179·47-s − 0.948·49-s − 0.00313·51-s + 1.53·53-s − 0.403·57-s − 1.00·59-s + 0.932·61-s − 0.198·63-s + 0.486·67-s + 0.494·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(400\)    =    \(2^{4} \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(206.014\)
Root analytic conductor: \(14.3531\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 400,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3 \( 1 + 49.1T + 1.96e4T^{2} \)
7 \( 1 - 1.43e3T + 4.03e7T^{2} \)
11 \( 1 - 8.37e4T + 2.35e9T^{2} \)
13 \( 1 + 1.45e5T + 1.06e10T^{2} \)
17 \( 1 - 3.07e3T + 1.18e11T^{2} \)
19 \( 1 - 6.53e5T + 3.22e11T^{2} \)
23 \( 1 + 1.89e6T + 1.80e12T^{2} \)
29 \( 1 - 4.12e6T + 1.45e13T^{2} \)
31 \( 1 + 5.26e6T + 2.64e13T^{2} \)
37 \( 1 - 9.17e6T + 1.29e14T^{2} \)
41 \( 1 + 8.05e6T + 3.27e14T^{2} \)
43 \( 1 + 4.82e5T + 5.02e14T^{2} \)
47 \( 1 + 6.00e6T + 1.11e15T^{2} \)
53 \( 1 - 8.82e7T + 3.29e15T^{2} \)
59 \( 1 + 9.30e7T + 8.66e15T^{2} \)
61 \( 1 - 1.00e8T + 1.16e16T^{2} \)
67 \( 1 - 8.02e7T + 2.72e16T^{2} \)
71 \( 1 - 1.00e8T + 4.58e16T^{2} \)
73 \( 1 + 2.62e8T + 5.88e16T^{2} \)
79 \( 1 - 3.01e8T + 1.19e17T^{2} \)
83 \( 1 + 4.55e8T + 1.86e17T^{2} \)
89 \( 1 - 5.08e8T + 3.50e17T^{2} \)
97 \( 1 + 1.30e9T + 7.60e17T^{2} \)
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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

−9.394695459249064703994680314255, −8.431754402398703679409959261638, −7.39116268123370677447574468585, −6.45603304192649450628452000940, −5.54429736315856880081115404828, −4.56446756052100514932811190712, −3.46772009258047458105297905527, −2.28233157411255653959127308039, −1.10468573283294469875007320341, 0, 1.10468573283294469875007320341, 2.28233157411255653959127308039, 3.46772009258047458105297905527, 4.56446756052100514932811190712, 5.54429736315856880081115404828, 6.45603304192649450628452000940, 7.39116268123370677447574468585, 8.431754402398703679409959261638, 9.394695459249064703994680314255

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