Properties

Label 2-1575-7.6-c0-0-6
Degree $2$
Conductor $1575$
Sign $1$
Analytic cond. $0.786027$
Root an. cond. $0.886581$
Motivic weight $0$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 1.73·2-s + 1.99·4-s + 7-s + 1.73·8-s − 1.73·11-s + 1.73·14-s + 0.999·16-s − 2.99·22-s − 1.73·23-s + 1.99·28-s + 1.73·29-s − 37-s − 43-s − 3.46·44-s − 2.99·46-s + 49-s + 1.73·56-s + 2.99·58-s − 1.00·64-s + 67-s + 1.73·71-s − 1.73·74-s − 1.73·77-s − 79-s − 1.73·86-s − 2.99·88-s − 3.46·92-s + ⋯
L(s)  = 1  + 1.73·2-s + 1.99·4-s + 7-s + 1.73·8-s − 1.73·11-s + 1.73·14-s + 0.999·16-s − 2.99·22-s − 1.73·23-s + 1.99·28-s + 1.73·29-s − 37-s − 43-s − 3.46·44-s − 2.99·46-s + 49-s + 1.73·56-s + 2.99·58-s − 1.00·64-s + 67-s + 1.73·71-s − 1.73·74-s − 1.73·77-s − 79-s − 1.73·86-s − 2.99·88-s − 3.46·92-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1575 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(0.786027\)
Root analytic conductor: \(0.886581\)
Motivic weight: \(0\)
Rational: no
Arithmetic: yes
Character: $\chi_{1575} (1126, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(2.919340420\)
\(L(\frac12)\) \(\approx\) \(2.919340420\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
7 \( 1 - T \)
good2 \( 1 - 1.73T + T^{2} \)
11 \( 1 + 1.73T + T^{2} \)
13 \( 1 - T^{2} \)
17 \( 1 - T^{2} \)
19 \( 1 - T^{2} \)
23 \( 1 + 1.73T + T^{2} \)
29 \( 1 - 1.73T + T^{2} \)
31 \( 1 - T^{2} \)
37 \( 1 + T + T^{2} \)
41 \( 1 - T^{2} \)
43 \( 1 + T + T^{2} \)
47 \( 1 - T^{2} \)
53 \( 1 + T^{2} \)
59 \( 1 - T^{2} \)
61 \( 1 - T^{2} \)
67 \( 1 - T + T^{2} \)
71 \( 1 - 1.73T + T^{2} \)
73 \( 1 - T^{2} \)
79 \( 1 + T + T^{2} \)
83 \( 1 - T^{2} \)
89 \( 1 - T^{2} \)
97 \( 1 - T^{2} \)
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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

−10.02944591943552765476781696696, −8.424769593532622569408273807934, −7.932734379283643434734382269335, −6.99940598940526418624129680332, −6.05763279934618195094641238203, −5.23210941933012756997585437601, −4.79922409943941392386911840550, −3.84928487291438368783595224287, −2.76184147861209524498395113499, −1.96985727032657027268391864894, 1.96985727032657027268391864894, 2.76184147861209524498395113499, 3.84928487291438368783595224287, 4.79922409943941392386911840550, 5.23210941933012756997585437601, 6.05763279934618195094641238203, 6.99940598940526418624129680332, 7.932734379283643434734382269335, 8.424769593532622569408273807934, 10.02944591943552765476781696696

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