Properties

Label 2-819-1.1-c1-0-29
Degree $2$
Conductor $819$
Sign $-1$
Analytic cond. $6.53974$
Root an. cond. $2.55729$
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  + 1.81·2-s + 1.28·4-s − 2.81·5-s − 7-s − 1.28·8-s − 5.10·10-s − 3.10·11-s + 13-s − 1.81·14-s − 4.91·16-s + 0.524·17-s + 0.813·19-s − 3.62·20-s − 5.62·22-s − 7.33·23-s + 2.91·25-s + 1.81·26-s − 1.28·28-s − 8.28·29-s + 1.39·31-s − 6.33·32-s + 0.951·34-s + 2.81·35-s − 6.15·37-s + 1.47·38-s + 3.62·40-s + 4.20·41-s + ⋯
L(s)  = 1  + 1.28·2-s + 0.644·4-s − 1.25·5-s − 0.377·7-s − 0.455·8-s − 1.61·10-s − 0.935·11-s + 0.277·13-s − 0.484·14-s − 1.22·16-s + 0.127·17-s + 0.186·19-s − 0.811·20-s − 1.19·22-s − 1.53·23-s + 0.583·25-s + 0.355·26-s − 0.243·28-s − 1.53·29-s + 0.250·31-s − 1.12·32-s + 0.163·34-s + 0.475·35-s − 1.01·37-s + 0.239·38-s + 0.573·40-s + 0.656·41-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: no
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 \( 1 - 1.81T + 2T^{2} \)
5 \( 1 + 2.81T + 5T^{2} \)
11 \( 1 + 3.10T + 11T^{2} \)
17 \( 1 - 0.524T + 17T^{2} \)
19 \( 1 - 0.813T + 19T^{2} \)
23 \( 1 + 7.33T + 23T^{2} \)
29 \( 1 + 8.28T + 29T^{2} \)
31 \( 1 - 1.39T + 31T^{2} \)
37 \( 1 + 6.15T + 37T^{2} \)
41 \( 1 - 4.20T + 41T^{2} \)
43 \( 1 - 6.75T + 43T^{2} \)
47 \( 1 - 5.97T + 47T^{2} \)
53 \( 1 - 2.49T + 53T^{2} \)
59 \( 1 - 4.47T + 59T^{2} \)
61 \( 1 + 2T + 61T^{2} \)
67 \( 1 - 10.0T + 67T^{2} \)
71 \( 1 - 8.72T + 71T^{2} \)
73 \( 1 + 2.34T + 73T^{2} \)
79 \( 1 + 13.5T + 79T^{2} \)
83 \( 1 + 16.4T + 83T^{2} \)
89 \( 1 - 10.6T + 89T^{2} \)
97 \( 1 + 1.18T + 97T^{2} \)
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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

−9.942797650879718442544684156605, −8.846617689363323918620099696931, −7.907917651429581848553319472586, −7.18409885839837209466190277603, −6.00029239396226175650572082314, −5.28907668433341721528533328361, −4.10834197149675344612278276159, −3.67573139932574585521627910032, −2.51146758915744126420069995012, 0, 2.51146758915744126420069995012, 3.67573139932574585521627910032, 4.10834197149675344612278276159, 5.28907668433341721528533328361, 6.00029239396226175650572082314, 7.18409885839837209466190277603, 7.907917651429581848553319472586, 8.846617689363323918620099696931, 9.942797650879718442544684156605

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