Properties

Label 2-239-239.238-c0-0-3
Degree $2$
Conductor $239$
Sign $1$
Analytic cond. $0.119276$
Root an. cond. $0.345364$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2-s + 2·3-s − 5-s − 2·6-s + 8-s + 3·9-s + 10-s − 11-s − 2·15-s − 16-s − 17-s − 3·18-s + 22-s + 2·24-s + 4·27-s − 29-s + 2·30-s − 31-s − 2·33-s + 34-s − 40-s − 3·45-s − 2·48-s + 49-s − 2·51-s − 4·54-s + 55-s + ⋯
L(s)  = 1  − 2-s + 2·3-s − 5-s − 2·6-s + 8-s + 3·9-s + 10-s − 11-s − 2·15-s − 16-s − 17-s − 3·18-s + 22-s + 2·24-s + 4·27-s − 29-s + 2·30-s − 31-s − 2·33-s + 34-s − 40-s − 3·45-s − 2·48-s + 49-s − 2·51-s − 4·54-s + 55-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 239 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 239 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(239\)
Sign: $1$
Analytic conductor: \(0.119276\)
Root analytic conductor: \(0.345364\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{239} (238, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 239,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.6596961330\)
\(L(\frac12)\) \(\approx\) \(0.6596961330\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad239 \( 1 - T \)
good2 \( 1 + T + T^{2} \)
3 \( ( 1 - T )^{2} \)
5 \( 1 + T + T^{2} \)
7 \( ( 1 - T )( 1 + T ) \)
11 \( 1 + T + T^{2} \)
13 \( ( 1 - T )( 1 + T ) \)
17 \( 1 + T + T^{2} \)
19 \( ( 1 - T )( 1 + T ) \)
23 \( ( 1 - T )( 1 + T ) \)
29 \( 1 + T + T^{2} \)
31 \( 1 + T + T^{2} \)
37 \( ( 1 - T )( 1 + T ) \)
41 \( ( 1 - T )( 1 + T ) \)
43 \( ( 1 - T )( 1 + T ) \)
47 \( ( 1 - T )( 1 + T ) \)
53 \( ( 1 - T )( 1 + T ) \)
59 \( ( 1 - T )( 1 + T ) \)
61 \( 1 + T + T^{2} \)
67 \( 1 + T + T^{2} \)
71 \( ( 1 - T )^{2} \)
73 \( ( 1 - T )( 1 + T ) \)
79 \( ( 1 - T )( 1 + T ) \)
83 \( 1 + T + T^{2} \)
89 \( ( 1 - T )( 1 + T ) \)
97 \( ( 1 - T )( 1 + T ) \)
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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

−12.69608155627197418587696892777, −11.02216619875814071752637615084, −10.09143731745367419904081209986, −9.140749285674249756223589207224, −8.544081640314261424161672634927, −7.69989522885676126640744837562, −7.27397792517399702010481856985, −4.57630416073136307777408201020, −3.60015862115289006588450814931, −2.12721823689176445206298456852, 2.12721823689176445206298456852, 3.60015862115289006588450814931, 4.57630416073136307777408201020, 7.27397792517399702010481856985, 7.69989522885676126640744837562, 8.544081640314261424161672634927, 9.140749285674249756223589207224, 10.09143731745367419904081209986, 11.02216619875814071752637615084, 12.69608155627197418587696892777

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