Properties

Label 2-8020-1.1-c1-0-1
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  − 2.32·3-s + 5-s − 1.33·7-s + 2.42·9-s − 5.57·11-s − 5.93·13-s − 2.32·15-s + 3.42·17-s − 1.70·19-s + 3.11·21-s − 6.19·23-s + 25-s + 1.33·27-s − 2.54·29-s − 1.32·31-s + 12.9·33-s − 1.33·35-s − 5.25·37-s + 13.8·39-s − 6.82·41-s − 8.53·43-s + 2.42·45-s + 2.81·47-s − 5.21·49-s − 7.96·51-s − 4.55·53-s − 5.57·55-s + ⋯
L(s)  = 1  − 1.34·3-s + 0.447·5-s − 0.504·7-s + 0.809·9-s − 1.68·11-s − 1.64·13-s − 0.601·15-s + 0.829·17-s − 0.390·19-s + 0.679·21-s − 1.29·23-s + 0.200·25-s + 0.256·27-s − 0.472·29-s − 0.238·31-s + 2.26·33-s − 0.225·35-s − 0.863·37-s + 2.21·39-s − 1.06·41-s − 1.30·43-s + 0.361·45-s + 0.411·47-s − 0.745·49-s − 1.11·51-s − 0.625·53-s − 0.752·55-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

\(L(1)\) \(\approx\) \(0.06871433059\)
\(L(\frac12)\) \(\approx\) \(0.06871433059\)
\(L(\frac{3}{2})\) 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 \( 1 + 2.32T + 3T^{2} \)
7 \( 1 + 1.33T + 7T^{2} \)
11 \( 1 + 5.57T + 11T^{2} \)
13 \( 1 + 5.93T + 13T^{2} \)
17 \( 1 - 3.42T + 17T^{2} \)
19 \( 1 + 1.70T + 19T^{2} \)
23 \( 1 + 6.19T + 23T^{2} \)
29 \( 1 + 2.54T + 29T^{2} \)
31 \( 1 + 1.32T + 31T^{2} \)
37 \( 1 + 5.25T + 37T^{2} \)
41 \( 1 + 6.82T + 41T^{2} \)
43 \( 1 + 8.53T + 43T^{2} \)
47 \( 1 - 2.81T + 47T^{2} \)
53 \( 1 + 4.55T + 53T^{2} \)
59 \( 1 + 11.1T + 59T^{2} \)
61 \( 1 + 8.81T + 61T^{2} \)
67 \( 1 - 12.9T + 67T^{2} \)
71 \( 1 - 4.93T + 71T^{2} \)
73 \( 1 - 6.36T + 73T^{2} \)
79 \( 1 + 9.96T + 79T^{2} \)
83 \( 1 + 14.2T + 83T^{2} \)
89 \( 1 - 10.9T + 89T^{2} \)
97 \( 1 - 16.0T + 97T^{2} \)
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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

−7.72351327826145403221747198975, −7.03071748957761383969024970304, −6.32367045810200198141731588681, −5.67191012594796397222963264166, −5.10687156084109155728416999884, −4.75082971847936690106827882355, −3.45367925757441397345354476402, −2.60706192857464209146188951831, −1.74540868358577934087202360147, −0.13107729578934245777685665391, 0.13107729578934245777685665391, 1.74540868358577934087202360147, 2.60706192857464209146188951831, 3.45367925757441397345354476402, 4.75082971847936690106827882355, 5.10687156084109155728416999884, 5.67191012594796397222963264166, 6.32367045810200198141731588681, 7.03071748957761383969024970304, 7.72351327826145403221747198975

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