Properties

Label 2-20e2-1.1-c5-0-0
Degree $2$
Conductor $400$
Sign $1$
Analytic cond. $64.1535$
Root an. cond. $8.00958$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 28.9·3-s − 146.·7-s + 594.·9-s − 191.·11-s + 83.9·13-s − 2.00e3·17-s − 677.·19-s + 4.24e3·21-s − 1.29e3·23-s − 1.01e4·27-s − 3.26e3·29-s − 6.15e3·31-s + 5.53e3·33-s − 1.13e4·37-s − 2.43e3·39-s − 1.05e4·41-s − 1.29e4·43-s − 9.52e3·47-s + 4.75e3·49-s + 5.78e4·51-s + 1.47e4·53-s + 1.96e4·57-s + 3.82e4·59-s − 3.58e3·61-s − 8.72e4·63-s − 2.17e4·67-s + 3.75e4·69-s + ⋯
L(s)  = 1  − 1.85·3-s − 1.13·7-s + 2.44·9-s − 0.476·11-s + 0.137·13-s − 1.67·17-s − 0.430·19-s + 2.10·21-s − 0.510·23-s − 2.68·27-s − 0.721·29-s − 1.15·31-s + 0.883·33-s − 1.36·37-s − 0.255·39-s − 0.984·41-s − 1.06·43-s − 0.628·47-s + 0.282·49-s + 3.11·51-s + 0.723·53-s + 0.799·57-s + 1.42·59-s − 0.123·61-s − 2.76·63-s − 0.592·67-s + 0.948·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 400 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(400\)    =    \(2^{4} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(64.1535\)
Root analytic conductor: \(8.00958\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 400,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(0.06873047032\)
\(L(\frac12)\) \(\approx\) \(0.06873047032\)
\(L(\frac{7}{2})\) 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 \( 1 + 28.9T + 243T^{2} \)
7 \( 1 + 146.T + 1.68e4T^{2} \)
11 \( 1 + 191.T + 1.61e5T^{2} \)
13 \( 1 - 83.9T + 3.71e5T^{2} \)
17 \( 1 + 2.00e3T + 1.41e6T^{2} \)
19 \( 1 + 677.T + 2.47e6T^{2} \)
23 \( 1 + 1.29e3T + 6.43e6T^{2} \)
29 \( 1 + 3.26e3T + 2.05e7T^{2} \)
31 \( 1 + 6.15e3T + 2.86e7T^{2} \)
37 \( 1 + 1.13e4T + 6.93e7T^{2} \)
41 \( 1 + 1.05e4T + 1.15e8T^{2} \)
43 \( 1 + 1.29e4T + 1.47e8T^{2} \)
47 \( 1 + 9.52e3T + 2.29e8T^{2} \)
53 \( 1 - 1.47e4T + 4.18e8T^{2} \)
59 \( 1 - 3.82e4T + 7.14e8T^{2} \)
61 \( 1 + 3.58e3T + 8.44e8T^{2} \)
67 \( 1 + 2.17e4T + 1.35e9T^{2} \)
71 \( 1 + 5.13e4T + 1.80e9T^{2} \)
73 \( 1 + 1.33e4T + 2.07e9T^{2} \)
79 \( 1 + 1.59e4T + 3.07e9T^{2} \)
83 \( 1 - 5.33e4T + 3.93e9T^{2} \)
89 \( 1 + 5.13e4T + 5.58e9T^{2} \)
97 \( 1 - 8.08e4T + 8.58e9T^{2} \)
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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

−10.55395317395842073112985598598, −9.917304526605672854681571208305, −8.773284183234977834704710605394, −7.15543090134887788515540022284, −6.57571686656275759263355047591, −5.75765811202711115887866703842, −4.82752737746971105755635848255, −3.70249224154166266541178376348, −1.87233767178290343093012978841, −0.14597691267082802807982601729, 0.14597691267082802807982601729, 1.87233767178290343093012978841, 3.70249224154166266541178376348, 4.82752737746971105755635848255, 5.75765811202711115887866703842, 6.57571686656275759263355047591, 7.15543090134887788515540022284, 8.773284183234977834704710605394, 9.917304526605672854681571208305, 10.55395317395842073112985598598

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