Properties

Label 2-8021-1.1-c1-0-472
Degree $2$
Conductor $8021$
Sign $-1$
Analytic cond. $64.0480$
Root an. cond. $8.00299$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.34·2-s + 2.34·3-s + 3.47·4-s − 2.42·5-s − 5.48·6-s + 1.51·7-s − 3.46·8-s + 2.48·9-s + 5.67·10-s + 2.65·11-s + 8.14·12-s + 13-s − 3.55·14-s − 5.68·15-s + 1.14·16-s + 3.00·17-s − 5.81·18-s + 2.11·19-s − 8.44·20-s + 3.55·21-s − 6.22·22-s − 7.19·23-s − 8.11·24-s + 0.885·25-s − 2.34·26-s − 1.20·27-s + 5.28·28-s + ⋯
L(s)  = 1  − 1.65·2-s + 1.35·3-s + 1.73·4-s − 1.08·5-s − 2.23·6-s + 0.573·7-s − 1.22·8-s + 0.828·9-s + 1.79·10-s + 0.801·11-s + 2.35·12-s + 0.277·13-s − 0.949·14-s − 1.46·15-s + 0.287·16-s + 0.729·17-s − 1.37·18-s + 0.485·19-s − 1.88·20-s + 0.775·21-s − 1.32·22-s − 1.49·23-s − 1.65·24-s + 0.177·25-s − 0.459·26-s − 0.232·27-s + 0.998·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 8021 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 8021 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(8021\)    =    \(13 \cdot 617\)
Sign: $-1$
Analytic conductor: \(64.0480\)
Root analytic conductor: \(8.00299\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 8021,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad13 \( 1 - T \)
617 \( 1 - T \)
good2 \( 1 + 2.34T + 2T^{2} \)
3 \( 1 - 2.34T + 3T^{2} \)
5 \( 1 + 2.42T + 5T^{2} \)
7 \( 1 - 1.51T + 7T^{2} \)
11 \( 1 - 2.65T + 11T^{2} \)
17 \( 1 - 3.00T + 17T^{2} \)
19 \( 1 - 2.11T + 19T^{2} \)
23 \( 1 + 7.19T + 23T^{2} \)
29 \( 1 - 3.00T + 29T^{2} \)
31 \( 1 + 2.77T + 31T^{2} \)
37 \( 1 + 4.23T + 37T^{2} \)
41 \( 1 + 7.07T + 41T^{2} \)
43 \( 1 + 9.17T + 43T^{2} \)
47 \( 1 - 8.86T + 47T^{2} \)
53 \( 1 - 1.43T + 53T^{2} \)
59 \( 1 - 8.99T + 59T^{2} \)
61 \( 1 + 0.583T + 61T^{2} \)
67 \( 1 - 0.703T + 67T^{2} \)
71 \( 1 + 7.84T + 71T^{2} \)
73 \( 1 + 6.82T + 73T^{2} \)
79 \( 1 + 15.3T + 79T^{2} \)
83 \( 1 + 4.23T + 83T^{2} \)
89 \( 1 - 9.26T + 89T^{2} \)
97 \( 1 + 9.77T + 97T^{2} \)
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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

−7.81417949644293030864831274501, −7.29756684432631742385982256745, −6.62087990465616473430500441313, −5.52373070119122616765807995510, −4.28355259708153227434066437704, −3.69748624421067517207541314454, −2.95517013362856840538377849072, −1.90784949568736731784651975323, −1.31842547443778555071031062267, 0, 1.31842547443778555071031062267, 1.90784949568736731784651975323, 2.95517013362856840538377849072, 3.69748624421067517207541314454, 4.28355259708153227434066437704, 5.52373070119122616765807995510, 6.62087990465616473430500441313, 7.29756684432631742385982256745, 7.81417949644293030864831274501

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