Properties

Label 2-439-439.438-c0-0-3
Degree $2$
Conductor $439$
Sign $1$
Analytic cond. $0.219089$
Root an. cond. $0.468070$
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 + 2·5-s − 7-s + 8-s + 9-s − 2·10-s − 11-s − 13-s + 14-s − 16-s − 18-s + 2·19-s + 22-s + 3·25-s + 26-s − 29-s − 2·35-s − 2·38-s + 2·40-s + 2·45-s − 3·50-s − 53-s − 2·55-s − 56-s + 58-s − 61-s − 63-s + ⋯
L(s)  = 1  − 2-s + 2·5-s − 7-s + 8-s + 9-s − 2·10-s − 11-s − 13-s + 14-s − 16-s − 18-s + 2·19-s + 22-s + 3·25-s + 26-s − 29-s − 2·35-s − 2·38-s + 2·40-s + 2·45-s − 3·50-s − 53-s − 2·55-s − 56-s + 58-s − 61-s − 63-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 439 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 439 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(439\)
Sign: $1$
Analytic conductor: \(0.219089\)
Root analytic conductor: \(0.468070\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: $\chi_{439} (438, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 439,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(0.6170397827\)
\(L(\frac12)\) \(\approx\) \(0.6170397827\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad439 \( 1 - T \)
good2 \( 1 + T + T^{2} \)
3 \( ( 1 - T )( 1 + T ) \)
5 \( ( 1 - T )^{2} \)
7 \( 1 + T + T^{2} \)
11 \( 1 + T + T^{2} \)
13 \( 1 + T + T^{2} \)
17 \( ( 1 - T )( 1 + T ) \)
19 \( ( 1 - T )^{2} \)
23 \( ( 1 - T )( 1 + T ) \)
29 \( 1 + T + T^{2} \)
31 \( ( 1 - T )( 1 + T ) \)
37 \( ( 1 - T )( 1 + T ) \)
41 \( ( 1 - T )( 1 + T ) \)
43 \( ( 1 - T )( 1 + T ) \)
47 \( ( 1 - T )( 1 + T ) \)
53 \( 1 + T + T^{2} \)
59 \( ( 1 - T )( 1 + T ) \)
61 \( 1 + T + T^{2} \)
67 \( ( 1 - T )( 1 + T ) \)
71 \( 1 + T + T^{2} \)
73 \( 1 + T + T^{2} \)
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

−10.75649899884994662595279996459, −9.900396697318622798670496097307, −9.760371212740301129454149866057, −9.134397475148824262538315274588, −7.63046914757755305323007828898, −6.93100875928359441996626678638, −5.67777756447323515866922714090, −4.86821437601776639546880056479, −2.87253281375891967462898987716, −1.56772093530706485978459515838, 1.56772093530706485978459515838, 2.87253281375891967462898987716, 4.86821437601776639546880056479, 5.67777756447323515866922714090, 6.93100875928359441996626678638, 7.63046914757755305323007828898, 9.134397475148824262538315274588, 9.760371212740301129454149866057, 9.900396697318622798670496097307, 10.75649899884994662595279996459

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