Properties

Label 2-8020-1.1-c1-0-70
Degree $2$
Conductor $8020$
Sign $1$
Analytic cond. $64.0400$
Root an. cond. $8.00250$
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  − 1.55·3-s + 5-s + 3.26·7-s − 0.573·9-s + 3.84·11-s + 4.55·13-s − 1.55·15-s + 3.75·17-s + 4.33·19-s − 5.09·21-s − 6.95·23-s + 25-s + 5.56·27-s + 8.89·29-s + 4.65·31-s − 5.98·33-s + 3.26·35-s + 9.51·37-s − 7.09·39-s − 4.95·41-s + 0.695·43-s − 0.573·45-s − 1.13·47-s + 3.69·49-s − 5.85·51-s + 4.06·53-s + 3.84·55-s + ⋯
L(s)  = 1  − 0.899·3-s + 0.447·5-s + 1.23·7-s − 0.191·9-s + 1.15·11-s + 1.26·13-s − 0.402·15-s + 0.910·17-s + 0.994·19-s − 1.11·21-s − 1.44·23-s + 0.200·25-s + 1.07·27-s + 1.65·29-s + 0.836·31-s − 1.04·33-s + 0.552·35-s + 1.56·37-s − 1.13·39-s − 0.773·41-s + 0.106·43-s − 0.0855·45-s − 0.165·47-s + 0.527·49-s − 0.819·51-s + 0.557·53-s + 0.518·55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8020 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8020 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8020\)    =    \(2^{2} \cdot 5 \cdot 401\)
Sign: $1$
Analytic conductor: \(64.0400\)
Root analytic conductor: \(8.00250\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 8020,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.540792256\)
\(L(\frac12)\) \(\approx\) \(2.540792256\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
401 \( 1 - T \)
good3 \( 1 + 1.55T + 3T^{2} \)
7 \( 1 - 3.26T + 7T^{2} \)
11 \( 1 - 3.84T + 11T^{2} \)
13 \( 1 - 4.55T + 13T^{2} \)
17 \( 1 - 3.75T + 17T^{2} \)
19 \( 1 - 4.33T + 19T^{2} \)
23 \( 1 + 6.95T + 23T^{2} \)
29 \( 1 - 8.89T + 29T^{2} \)
31 \( 1 - 4.65T + 31T^{2} \)
37 \( 1 - 9.51T + 37T^{2} \)
41 \( 1 + 4.95T + 41T^{2} \)
43 \( 1 - 0.695T + 43T^{2} \)
47 \( 1 + 1.13T + 47T^{2} \)
53 \( 1 - 4.06T + 53T^{2} \)
59 \( 1 - 12.8T + 59T^{2} \)
61 \( 1 + 10.8T + 61T^{2} \)
67 \( 1 - 12.0T + 67T^{2} \)
71 \( 1 + 4.14T + 71T^{2} \)
73 \( 1 + 4.89T + 73T^{2} \)
79 \( 1 + 7.64T + 79T^{2} \)
83 \( 1 + 6.72T + 83T^{2} \)
89 \( 1 - 4.16T + 89T^{2} \)
97 \( 1 + 10.4T + 97T^{2} \)
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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

−8.044432763585071332987921543225, −6.97085850908849949592257554663, −6.18709335590443487110155560911, −5.89859249494987475703910017096, −5.12010052505496051529294255814, −4.43874870010367395831937161340, −3.64691193007850008350279132492, −2.60985622817071110950436835747, −1.35383190183971138409398932126, −1.01178770995267274335085130518, 1.01178770995267274335085130518, 1.35383190183971138409398932126, 2.60985622817071110950436835747, 3.64691193007850008350279132492, 4.43874870010367395831937161340, 5.12010052505496051529294255814, 5.89859249494987475703910017096, 6.18709335590443487110155560911, 6.97085850908849949592257554663, 8.044432763585071332987921543225

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