Properties

Label 2-80e2-1.1-c1-0-136
Degree $2$
Conductor $6400$
Sign $-1$
Analytic cond. $51.1042$
Root an. cond. $7.14872$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.16·3-s − 3.16·7-s + 7.00·9-s − 6·13-s + 2·17-s − 6.32·19-s − 10.0·21-s − 3.16·23-s + 12.6·27-s − 4·29-s + 6.32·31-s − 2·37-s − 18.9·39-s − 3.16·43-s + 9.48·47-s + 3.00·49-s + 6.32·51-s − 6·53-s − 20.0·57-s + 6.32·59-s + 2·61-s − 22.1·63-s − 9.48·67-s − 10.0·69-s + 6.32·71-s − 14·73-s − 12.6·79-s + ⋯
L(s)  = 1  + 1.82·3-s − 1.19·7-s + 2.33·9-s − 1.66·13-s + 0.485·17-s − 1.45·19-s − 2.18·21-s − 0.659·23-s + 2.43·27-s − 0.742·29-s + 1.13·31-s − 0.328·37-s − 3.03·39-s − 0.482·43-s + 1.38·47-s + 0.428·49-s + 0.885·51-s − 0.824·53-s − 2.64·57-s + 0.823·59-s + 0.256·61-s − 2.78·63-s − 1.15·67-s − 1.20·69-s + 0.750·71-s − 1.63·73-s − 1.42·79-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: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
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 \( 1 - 3.16T + 3T^{2} \)
7 \( 1 + 3.16T + 7T^{2} \)
11 \( 1 + 11T^{2} \)
13 \( 1 + 6T + 13T^{2} \)
17 \( 1 - 2T + 17T^{2} \)
19 \( 1 + 6.32T + 19T^{2} \)
23 \( 1 + 3.16T + 23T^{2} \)
29 \( 1 + 4T + 29T^{2} \)
31 \( 1 - 6.32T + 31T^{2} \)
37 \( 1 + 2T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 3.16T + 43T^{2} \)
47 \( 1 - 9.48T + 47T^{2} \)
53 \( 1 + 6T + 53T^{2} \)
59 \( 1 - 6.32T + 59T^{2} \)
61 \( 1 - 2T + 61T^{2} \)
67 \( 1 + 9.48T + 67T^{2} \)
71 \( 1 - 6.32T + 71T^{2} \)
73 \( 1 + 14T + 73T^{2} \)
79 \( 1 + 12.6T + 79T^{2} \)
83 \( 1 + 3.16T + 83T^{2} \)
89 \( 1 + 10T + 89T^{2} \)
97 \( 1 + 2T + 97T^{2} \)
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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

−7.79323290905092300891501689215, −7.07844158460317780517031262481, −6.58656879251271665953127756120, −5.54132867928552008382771591894, −4.38300242345956917613477779296, −3.95355005747643954291079689042, −2.91949215796622178761581626904, −2.61767018852454892943591592025, −1.69844984601260429028066229861, 0, 1.69844984601260429028066229861, 2.61767018852454892943591592025, 2.91949215796622178761581626904, 3.95355005747643954291079689042, 4.38300242345956917613477779296, 5.54132867928552008382771591894, 6.58656879251271665953127756120, 7.07844158460317780517031262481, 7.79323290905092300891501689215

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