Properties

Label 2-80e2-1.1-c1-0-100
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  − 1.41·3-s + 2.44·7-s − 0.999·9-s + 3.46·11-s − 4.89·17-s − 3.46·19-s − 3.46·21-s + 2.44·23-s + 5.65·27-s − 4·31-s − 4.89·33-s + 8.48·37-s − 4.24·43-s − 7.34·47-s − 1.00·49-s + 6.92·51-s + 5.65·53-s + 4.89·57-s − 10.3·59-s − 3.46·61-s − 2.44·63-s + 4.24·67-s − 3.46·69-s − 12·71-s − 4.89·73-s + 8.48·77-s − 4·79-s + ⋯
L(s)  = 1  − 0.816·3-s + 0.925·7-s − 0.333·9-s + 1.04·11-s − 1.18·17-s − 0.794·19-s − 0.755·21-s + 0.510·23-s + 1.08·27-s − 0.718·31-s − 0.852·33-s + 1.39·37-s − 0.646·43-s − 1.07·47-s − 0.142·49-s + 0.970·51-s + 0.777·53-s + 0.648·57-s − 1.35·59-s − 0.443·61-s − 0.308·63-s + 0.518·67-s − 0.417·69-s − 1.42·71-s − 0.573·73-s + 0.966·77-s − 0.450·79-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 \( 1 + 1.41T + 3T^{2} \)
7 \( 1 - 2.44T + 7T^{2} \)
11 \( 1 - 3.46T + 11T^{2} \)
13 \( 1 + 13T^{2} \)
17 \( 1 + 4.89T + 17T^{2} \)
19 \( 1 + 3.46T + 19T^{2} \)
23 \( 1 - 2.44T + 23T^{2} \)
29 \( 1 + 29T^{2} \)
31 \( 1 + 4T + 31T^{2} \)
37 \( 1 - 8.48T + 37T^{2} \)
41 \( 1 + 41T^{2} \)
43 \( 1 + 4.24T + 43T^{2} \)
47 \( 1 + 7.34T + 47T^{2} \)
53 \( 1 - 5.65T + 53T^{2} \)
59 \( 1 + 10.3T + 59T^{2} \)
61 \( 1 + 3.46T + 61T^{2} \)
67 \( 1 - 4.24T + 67T^{2} \)
71 \( 1 + 12T + 71T^{2} \)
73 \( 1 + 4.89T + 73T^{2} \)
79 \( 1 + 4T + 79T^{2} \)
83 \( 1 + 9.89T + 83T^{2} \)
89 \( 1 - 6T + 89T^{2} \)
97 \( 1 - 4.89T + 97T^{2} \)
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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

−7.62629624766809696859290544656, −6.78285501101452823569492255031, −6.27491493052431813712718544534, −5.60378394911486187080527239048, −4.65843070497550566500313198064, −4.38098498604976843449932158069, −3.22117862106920248366625643546, −2.13707837471348945298554068463, −1.26078263625624750153622647483, 0, 1.26078263625624750153622647483, 2.13707837471348945298554068463, 3.22117862106920248366625643546, 4.38098498604976843449932158069, 4.65843070497550566500313198064, 5.60378394911486187080527239048, 6.27491493052431813712718544534, 6.78285501101452823569492255031, 7.62629624766809696859290544656

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