Properties

Label 2-8020-1.1-c1-0-42
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  − 0.881·3-s + 5-s + 3.19·7-s − 2.22·9-s − 2.49·11-s + 4.91·13-s − 0.881·15-s − 1.58·17-s − 3.07·19-s − 2.81·21-s + 6.96·23-s + 25-s + 4.60·27-s + 7.93·29-s + 7.30·31-s + 2.19·33-s + 3.19·35-s − 10.3·37-s − 4.33·39-s − 8.96·41-s − 8.99·43-s − 2.22·45-s + 0.801·47-s + 3.19·49-s + 1.39·51-s + 6.89·53-s − 2.49·55-s + ⋯
L(s)  = 1  − 0.508·3-s + 0.447·5-s + 1.20·7-s − 0.741·9-s − 0.751·11-s + 1.36·13-s − 0.227·15-s − 0.383·17-s − 0.705·19-s − 0.614·21-s + 1.45·23-s + 0.200·25-s + 0.885·27-s + 1.47·29-s + 1.31·31-s + 0.382·33-s + 0.539·35-s − 1.70·37-s − 0.693·39-s − 1.40·41-s − 1.37·43-s − 0.331·45-s + 0.116·47-s + 0.457·49-s + 0.195·51-s + 0.946·53-s − 0.336·55-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

\(L(1)\) \(\approx\) \(2.068220277\)
\(L(\frac12)\) \(\approx\) \(2.068220277\)
\(L(\frac{3}{2})\) 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 \( 1 + 0.881T + 3T^{2} \)
7 \( 1 - 3.19T + 7T^{2} \)
11 \( 1 + 2.49T + 11T^{2} \)
13 \( 1 - 4.91T + 13T^{2} \)
17 \( 1 + 1.58T + 17T^{2} \)
19 \( 1 + 3.07T + 19T^{2} \)
23 \( 1 - 6.96T + 23T^{2} \)
29 \( 1 - 7.93T + 29T^{2} \)
31 \( 1 - 7.30T + 31T^{2} \)
37 \( 1 + 10.3T + 37T^{2} \)
41 \( 1 + 8.96T + 41T^{2} \)
43 \( 1 + 8.99T + 43T^{2} \)
47 \( 1 - 0.801T + 47T^{2} \)
53 \( 1 - 6.89T + 53T^{2} \)
59 \( 1 - 3.86T + 59T^{2} \)
61 \( 1 - 14.6T + 61T^{2} \)
67 \( 1 + 5.08T + 67T^{2} \)
71 \( 1 - 11.8T + 71T^{2} \)
73 \( 1 + 0.834T + 73T^{2} \)
79 \( 1 + 7.84T + 79T^{2} \)
83 \( 1 + 10.4T + 83T^{2} \)
89 \( 1 - 18.5T + 89T^{2} \)
97 \( 1 - 8.13T + 97T^{2} \)
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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

−8.139580929170725192688692870390, −6.81042493109514644294224496393, −6.59193967707120002992463990957, −5.57844347488841632957917052754, −5.11585067099842334894861360204, −4.58769449534674387213245929579, −3.44086167475653534182606355991, −2.62171381313782916690171736190, −1.68663056552152898811152111872, −0.75742921235528968662586393691, 0.75742921235528968662586393691, 1.68663056552152898811152111872, 2.62171381313782916690171736190, 3.44086167475653534182606355991, 4.58769449534674387213245929579, 5.11585067099842334894861360204, 5.57844347488841632957917052754, 6.59193967707120002992463990957, 6.81042493109514644294224496393, 8.139580929170725192688692870390

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