Properties

Label 2-819-1.1-c5-0-20
Degree $2$
Conductor $819$
Sign $1$
Analytic cond. $131.354$
Root an. cond. $11.4609$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 10.6·2-s + 81.0·4-s − 31.2·5-s − 49·7-s − 522.·8-s + 331.·10-s − 39.1·11-s − 169·13-s + 521.·14-s + 2.95e3·16-s + 139.·17-s + 2.65e3·19-s − 2.53e3·20-s + 416.·22-s − 1.50e3·23-s − 2.15e3·25-s + 1.79e3·26-s − 3.97e3·28-s + 1.78e3·29-s − 1.71e3·31-s − 1.47e4·32-s − 1.48e3·34-s + 1.52e3·35-s + 673.·37-s − 2.82e4·38-s + 1.62e4·40-s − 687.·41-s + ⋯
L(s)  = 1  − 1.87·2-s + 2.53·4-s − 0.558·5-s − 0.377·7-s − 2.88·8-s + 1.04·10-s − 0.0976·11-s − 0.277·13-s + 0.710·14-s + 2.88·16-s + 0.116·17-s + 1.68·19-s − 1.41·20-s + 0.183·22-s − 0.591·23-s − 0.688·25-s + 0.521·26-s − 0.957·28-s + 0.393·29-s − 0.321·31-s − 2.54·32-s − 0.219·34-s + 0.211·35-s + 0.0808·37-s − 3.17·38-s + 1.61·40-s − 0.0638·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 819 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 819 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(819\)    =    \(3^{2} \cdot 7 \cdot 13\)
Sign: $1$
Analytic conductor: \(131.354\)
Root analytic conductor: \(11.4609\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 819,\ (\ :5/2),\ 1)\)

Particular Values

\(L(3)\) \(\approx\) \(0.4668568954\)
\(L(\frac12)\) \(\approx\) \(0.4668568954\)
\(L(\frac{7}{2})\) 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 \( 1 + 49T \)
13 \( 1 + 169T \)
good2 \( 1 + 10.6T + 32T^{2} \)
5 \( 1 + 31.2T + 3.12e3T^{2} \)
11 \( 1 + 39.1T + 1.61e5T^{2} \)
17 \( 1 - 139.T + 1.41e6T^{2} \)
19 \( 1 - 2.65e3T + 2.47e6T^{2} \)
23 \( 1 + 1.50e3T + 6.43e6T^{2} \)
29 \( 1 - 1.78e3T + 2.05e7T^{2} \)
31 \( 1 + 1.71e3T + 2.86e7T^{2} \)
37 \( 1 - 673.T + 6.93e7T^{2} \)
41 \( 1 + 687.T + 1.15e8T^{2} \)
43 \( 1 + 1.93e4T + 1.47e8T^{2} \)
47 \( 1 - 5.71e3T + 2.29e8T^{2} \)
53 \( 1 + 8.97e3T + 4.18e8T^{2} \)
59 \( 1 - 2.61e4T + 7.14e8T^{2} \)
61 \( 1 - 2.16e4T + 8.44e8T^{2} \)
67 \( 1 + 3.69e4T + 1.35e9T^{2} \)
71 \( 1 - 5.26e4T + 1.80e9T^{2} \)
73 \( 1 + 2.18e4T + 2.07e9T^{2} \)
79 \( 1 - 4.00e4T + 3.07e9T^{2} \)
83 \( 1 + 4.12e4T + 3.93e9T^{2} \)
89 \( 1 + 5.21e4T + 5.58e9T^{2} \)
97 \( 1 - 1.04e5T + 8.58e9T^{2} \)
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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

−9.630347791619890182347995006739, −8.627240531831325670806112913807, −7.87642220827047754622546697582, −7.30030574899618148176804943284, −6.45236746597744787647735568307, −5.35341714968553826850206568490, −3.65338444659485650653616046926, −2.66138189011563505292540526284, −1.47778143643258373039110844851, −0.42710684875688878717204652542, 0.42710684875688878717204652542, 1.47778143643258373039110844851, 2.66138189011563505292540526284, 3.65338444659485650653616046926, 5.35341714968553826850206568490, 6.45236746597744787647735568307, 7.30030574899618148176804943284, 7.87642220827047754622546697582, 8.627240531831325670806112913807, 9.630347791619890182347995006739

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