Properties

Label 2-8020-1.1-c1-0-55
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  − 2.93·3-s − 5-s + 4.42·7-s + 5.60·9-s − 4.88·11-s + 5.14·13-s + 2.93·15-s + 5.88·17-s + 1.35·19-s − 12.9·21-s + 6.77·23-s + 25-s − 7.64·27-s + 10.1·29-s − 7.69·31-s + 14.3·33-s − 4.42·35-s + 10.4·37-s − 15.0·39-s + 1.04·41-s + 1.57·43-s − 5.60·45-s + 10.9·47-s + 12.6·49-s − 17.2·51-s + 8.65·53-s + 4.88·55-s + ⋯
L(s)  = 1  − 1.69·3-s − 0.447·5-s + 1.67·7-s + 1.86·9-s − 1.47·11-s + 1.42·13-s + 0.757·15-s + 1.42·17-s + 0.310·19-s − 2.83·21-s + 1.41·23-s + 0.200·25-s − 1.47·27-s + 1.89·29-s − 1.38·31-s + 2.49·33-s − 0.748·35-s + 1.71·37-s − 2.41·39-s + 0.163·41-s + 0.240·43-s − 0.835·45-s + 1.59·47-s + 1.80·49-s − 2.41·51-s + 1.18·53-s + 0.658·55-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

\(L(1)\) \(\approx\) \(1.595864827\)
\(L(\frac12)\) \(\approx\) \(1.595864827\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.93T + 3T^{2} \)
7 \( 1 - 4.42T + 7T^{2} \)
11 \( 1 + 4.88T + 11T^{2} \)
13 \( 1 - 5.14T + 13T^{2} \)
17 \( 1 - 5.88T + 17T^{2} \)
19 \( 1 - 1.35T + 19T^{2} \)
23 \( 1 - 6.77T + 23T^{2} \)
29 \( 1 - 10.1T + 29T^{2} \)
31 \( 1 + 7.69T + 31T^{2} \)
37 \( 1 - 10.4T + 37T^{2} \)
41 \( 1 - 1.04T + 41T^{2} \)
43 \( 1 - 1.57T + 43T^{2} \)
47 \( 1 - 10.9T + 47T^{2} \)
53 \( 1 - 8.65T + 53T^{2} \)
59 \( 1 - 0.162T + 59T^{2} \)
61 \( 1 + 8.71T + 61T^{2} \)
67 \( 1 + 9.19T + 67T^{2} \)
71 \( 1 - 14.3T + 71T^{2} \)
73 \( 1 + 7.41T + 73T^{2} \)
79 \( 1 - 0.446T + 79T^{2} \)
83 \( 1 + 2.85T + 83T^{2} \)
89 \( 1 - 13.3T + 89T^{2} \)
97 \( 1 - 2.63T + 97T^{2} \)
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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

−7.56621902711694747027767874181, −7.38576126669845916570928323950, −6.17133835648980857151148693218, −5.67426234123063808103825800473, −5.03920412812011096559207434514, −4.69089989698945215802996180069, −3.74415840635498513509179288558, −2.61547403250891314030028110418, −1.20550163576508371003020874839, −0.865543162703537541910894925099, 0.865543162703537541910894925099, 1.20550163576508371003020874839, 2.61547403250891314030028110418, 3.74415840635498513509179288558, 4.69089989698945215802996180069, 5.03920412812011096559207434514, 5.67426234123063808103825800473, 6.17133835648980857151148693218, 7.38576126669845916570928323950, 7.56621902711694747027767874181

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