Properties

Label 2-819-1.1-c1-0-17
Degree $2$
Conductor $819$
Sign $-1$
Analytic cond. $6.53974$
Root an. cond. $2.55729$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s − 4-s − 7-s + 3·8-s − 13-s + 14-s − 16-s + 2·17-s − 4·19-s + 6·23-s − 5·25-s + 26-s + 28-s − 4·29-s − 5·32-s − 2·34-s − 10·37-s + 4·38-s + 12·41-s − 4·43-s − 6·46-s − 10·47-s + 49-s + 5·50-s + 52-s − 12·53-s − 3·56-s + ⋯
L(s)  = 1  − 0.707·2-s − 1/2·4-s − 0.377·7-s + 1.06·8-s − 0.277·13-s + 0.267·14-s − 1/4·16-s + 0.485·17-s − 0.917·19-s + 1.25·23-s − 25-s + 0.196·26-s + 0.188·28-s − 0.742·29-s − 0.883·32-s − 0.342·34-s − 1.64·37-s + 0.648·38-s + 1.87·41-s − 0.609·43-s − 0.884·46-s − 1.45·47-s + 1/7·49-s + 0.707·50-s + 0.138·52-s − 1.64·53-s − 0.400·56-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 819 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 819 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(819\)    =    \(3^{2} \cdot 7 \cdot 13\)
Sign: $-1$
Analytic conductor: \(6.53974\)
Root analytic conductor: \(2.55729\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 819,\ (\ :1/2),\ -1)\)

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)$
bad3 \( 1 \)
7 \( 1 + T \)
13 \( 1 + T \)
good2 \( 1 + T + p T^{2} \)
5 \( 1 + p T^{2} \)
11 \( 1 + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 + 4 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 - 12 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + 10 T + p T^{2} \)
53 \( 1 + 12 T + p T^{2} \)
59 \( 1 + 14 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 - 2 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 + 6 T + p T^{2} \)
89 \( 1 + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−9.587082283020044926918864997109, −9.159974617629976035930287366354, −8.164818245246782084230845868645, −7.47897633905458451916564903277, −6.45118986308248039122074236765, −5.31391085932205176006883258874, −4.37337084320337606308675064790, −3.24820983484805712022153239284, −1.65801382237619163464460077610, 0, 1.65801382237619163464460077610, 3.24820983484805712022153239284, 4.37337084320337606308675064790, 5.31391085932205176006883258874, 6.45118986308248039122074236765, 7.47897633905458451916564903277, 8.164818245246782084230845868645, 9.159974617629976035930287366354, 9.587082283020044926918864997109

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