Properties

Label 2-80e2-1.1-c1-0-21
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.23·3-s − 2.82·7-s + 2.00·9-s − 2.23·11-s + 6.32·13-s + 5·17-s − 2.23·19-s + 6.32·21-s + 5.65·23-s + 2.23·27-s + 6.32·29-s + 5.00·33-s − 6.32·37-s − 14.1·39-s − 3·41-s − 8.94·43-s + 2.82·47-s + 1.00·49-s − 11.1·51-s − 12.6·53-s + 5.00·57-s − 8.94·59-s − 6.32·61-s − 5.65·63-s + 11.1·67-s − 12.6·69-s − 14.1·71-s + ⋯
L(s)  = 1  − 1.29·3-s − 1.06·7-s + 0.666·9-s − 0.674·11-s + 1.75·13-s + 1.21·17-s − 0.512·19-s + 1.38·21-s + 1.17·23-s + 0.430·27-s + 1.17·29-s + 0.870·33-s − 1.03·37-s − 2.26·39-s − 0.468·41-s − 1.36·43-s + 0.412·47-s + 0.142·49-s − 1.56·51-s − 1.73·53-s + 0.662·57-s − 1.16·59-s − 0.809·61-s − 0.712·63-s + 1.36·67-s − 1.52·69-s − 1.67·71-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: \(0\)
Selberg data: \((2,\ 6400,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9003329730\)
\(L(\frac12)\) \(\approx\) \(0.9003329730\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.23T + 3T^{2} \)
7 \( 1 + 2.82T + 7T^{2} \)
11 \( 1 + 2.23T + 11T^{2} \)
13 \( 1 - 6.32T + 13T^{2} \)
17 \( 1 - 5T + 17T^{2} \)
19 \( 1 + 2.23T + 19T^{2} \)
23 \( 1 - 5.65T + 23T^{2} \)
29 \( 1 - 6.32T + 29T^{2} \)
31 \( 1 + 31T^{2} \)
37 \( 1 + 6.32T + 37T^{2} \)
41 \( 1 + 3T + 41T^{2} \)
43 \( 1 + 8.94T + 43T^{2} \)
47 \( 1 - 2.82T + 47T^{2} \)
53 \( 1 + 12.6T + 53T^{2} \)
59 \( 1 + 8.94T + 59T^{2} \)
61 \( 1 + 6.32T + 61T^{2} \)
67 \( 1 - 11.1T + 67T^{2} \)
71 \( 1 + 14.1T + 71T^{2} \)
73 \( 1 - 15T + 73T^{2} \)
79 \( 1 - 14.1T + 79T^{2} \)
83 \( 1 + 6.70T + 83T^{2} \)
89 \( 1 + T + 89T^{2} \)
97 \( 1 + 10T + 97T^{2} \)
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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

−8.092775928112066617671512937075, −7.00311004868073076408865416301, −6.44434736292504726906825067357, −6.01410478878777487362416035358, −5.28255496174374061458410899699, −4.65243363819386399413904217610, −3.42619973582313701232089350359, −3.08859854051818452993117504779, −1.49612872681251295947700160826, −0.55563200358841687574981577083, 0.55563200358841687574981577083, 1.49612872681251295947700160826, 3.08859854051818452993117504779, 3.42619973582313701232089350359, 4.65243363819386399413904217610, 5.28255496174374061458410899699, 6.01410478878777487362416035358, 6.44434736292504726906825067357, 7.00311004868073076408865416301, 8.092775928112066617671512937075

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