Properties

Label 2-80e2-1.1-c1-0-145
Degree $2$
Conductor $6400$
Sign $1$
Analytic cond. $51.1042$
Root an. cond. $7.14872$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $2$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 2·7-s − 2·9-s − 5·11-s − 6·13-s − 3·17-s − 19-s + 2·21-s + 4·23-s + 5·27-s − 6·29-s − 8·31-s + 5·33-s − 2·37-s + 6·39-s − 7·41-s − 4·43-s + 2·47-s − 3·49-s + 3·51-s − 4·53-s + 57-s − 4·59-s − 10·61-s + 4·63-s − 3·67-s − 4·69-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.755·7-s − 2/3·9-s − 1.50·11-s − 1.66·13-s − 0.727·17-s − 0.229·19-s + 0.436·21-s + 0.834·23-s + 0.962·27-s − 1.11·29-s − 1.43·31-s + 0.870·33-s − 0.328·37-s + 0.960·39-s − 1.09·41-s − 0.609·43-s + 0.291·47-s − 3/7·49-s + 0.420·51-s − 0.549·53-s + 0.132·57-s − 0.520·59-s − 1.28·61-s + 0.503·63-s − 0.366·67-s − 0.481·69-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 6400 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(6400\)    =    \(2^{8} \cdot 5^{2}\)
Sign: $1$
Analytic conductor: \(51.1042\)
Root analytic conductor: \(7.14872\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(2\)
Selberg data: \((2,\ 6400,\ (\ :1/2),\ 1)\)

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 \( 1 \)
5 \( 1 \)
good3 \( 1 + T + p T^{2} \)
7 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 5 T + p T^{2} \)
13 \( 1 + 6 T + p T^{2} \)
17 \( 1 + 3 T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 + 6 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 + 7 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 2 T + p T^{2} \)
53 \( 1 + 4 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 + 3 T + p T^{2} \)
71 \( 1 + 2 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 - 10 T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
89 \( 1 + 5 T + p T^{2} \)
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

−7.28780604728765338110068753725, −6.63866807642751258008474997429, −5.80765212604268561972240873366, −5.13020086764721657678442496191, −4.76742150038814650314621454251, −3.43468471669899402499419844296, −2.77354044748557324889948572742, −1.99286087301063042588139388962, 0, 0, 1.99286087301063042588139388962, 2.77354044748557324889948572742, 3.43468471669899402499419844296, 4.76742150038814650314621454251, 5.13020086764721657678442496191, 5.80765212604268561972240873366, 6.63866807642751258008474997429, 7.28780604728765338110068753725

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