Properties

Label 2-1575-1.1-c1-0-9
Degree $2$
Conductor $1575$
Sign $1$
Analytic cond. $12.5764$
Root an. cond. $3.54632$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 0.193·2-s − 1.96·4-s + 7-s − 0.768·8-s − 2·11-s − 1.35·13-s + 0.193·14-s + 3.77·16-s − 3.35·17-s + 5.35·19-s − 0.387·22-s + 4.96·23-s − 0.261·26-s − 1.96·28-s − 7.92·29-s + 4.57·31-s + 2.26·32-s − 0.649·34-s + 0.775·37-s + 1.03·38-s − 3.73·41-s + 12.6·43-s + 3.92·44-s + 0.962·46-s + 9.92·47-s + 49-s + 2.64·52-s + ⋯
L(s)  = 1  + 0.137·2-s − 0.981·4-s + 0.377·7-s − 0.271·8-s − 0.603·11-s − 0.374·13-s + 0.0518·14-s + 0.943·16-s − 0.812·17-s + 1.22·19-s − 0.0826·22-s + 1.03·23-s − 0.0513·26-s − 0.370·28-s − 1.47·29-s + 0.821·31-s + 0.401·32-s − 0.111·34-s + 0.127·37-s + 0.168·38-s − 0.583·41-s + 1.92·43-s + 0.591·44-s + 0.141·46-s + 1.44·47-s + 0.142·49-s + 0.367·52-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(1575\)    =    \(3^{2} \cdot 5^{2} \cdot 7\)
Sign: $1$
Analytic conductor: \(12.5764\)
Root analytic conductor: \(3.54632\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1575,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.325890220\)
\(L(\frac12)\) \(\approx\) \(1.325890220\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
5 \( 1 \)
7 \( 1 - T \)
good2 \( 1 - 0.193T + 2T^{2} \)
11 \( 1 + 2T + 11T^{2} \)
13 \( 1 + 1.35T + 13T^{2} \)
17 \( 1 + 3.35T + 17T^{2} \)
19 \( 1 - 5.35T + 19T^{2} \)
23 \( 1 - 4.96T + 23T^{2} \)
29 \( 1 + 7.92T + 29T^{2} \)
31 \( 1 - 4.57T + 31T^{2} \)
37 \( 1 - 0.775T + 37T^{2} \)
41 \( 1 + 3.73T + 41T^{2} \)
43 \( 1 - 12.6T + 43T^{2} \)
47 \( 1 - 9.92T + 47T^{2} \)
53 \( 1 - 8.57T + 53T^{2} \)
59 \( 1 - 8.62T + 59T^{2} \)
61 \( 1 + 8.70T + 61T^{2} \)
67 \( 1 + 9.92T + 67T^{2} \)
71 \( 1 + 2T + 71T^{2} \)
73 \( 1 - 9.35T + 73T^{2} \)
79 \( 1 - 10.7T + 79T^{2} \)
83 \( 1 - 3.22T + 83T^{2} \)
89 \( 1 + 1.03T + 89T^{2} \)
97 \( 1 - 18.4T + 97T^{2} \)
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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

−9.224472307533169971278752801410, −8.855470603288573011011299565752, −7.76060352040576764076987458162, −7.26506621643004436877254036969, −5.92061764177142006265864474119, −5.19685652811275782803491563851, −4.52238170939592920252372974136, −3.53273732417998985577464912587, −2.41356931023426051398477148174, −0.804343197405415663425383782976, 0.804343197405415663425383782976, 2.41356931023426051398477148174, 3.53273732417998985577464912587, 4.52238170939592920252372974136, 5.19685652811275782803491563851, 5.92061764177142006265864474119, 7.26506621643004436877254036969, 7.76060352040576764076987458162, 8.855470603288573011011299565752, 9.224472307533169971278752801410

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