Properties

Label 2-1530-1.1-c1-0-1
Degree $2$
Conductor $1530$
Sign $1$
Analytic cond. $12.2171$
Root an. cond. $3.49529$
Motivic weight $1$
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 + 4-s − 5-s − 8-s + 10-s − 4·11-s − 2·13-s + 16-s − 17-s + 4·19-s − 20-s + 4·22-s + 25-s + 2·26-s + 2·29-s + 8·31-s − 32-s + 34-s + 6·37-s − 4·38-s + 40-s + 6·41-s − 4·43-s − 4·44-s − 7·49-s − 50-s − 2·52-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s − 0.447·5-s − 0.353·8-s + 0.316·10-s − 1.20·11-s − 0.554·13-s + 1/4·16-s − 0.242·17-s + 0.917·19-s − 0.223·20-s + 0.852·22-s + 1/5·25-s + 0.392·26-s + 0.371·29-s + 1.43·31-s − 0.176·32-s + 0.171·34-s + 0.986·37-s − 0.648·38-s + 0.158·40-s + 0.937·41-s − 0.609·43-s − 0.603·44-s − 49-s − 0.141·50-s − 0.277·52-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1530 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1530 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1530\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 17\)
Sign: $1$
Analytic conductor: \(12.2171\)
Root analytic conductor: \(3.49529\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 1530,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(0.9077872776\)
\(L(\frac12)\) \(\approx\) \(0.9077872776\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 + T \)
3 \( 1 \)
5 \( 1 + T \)
17 \( 1 + T \)
good7 \( 1 + p T^{2} \)
11 \( 1 + 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 8 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 10 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 + 6 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 14 T + p T^{2} \)
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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

−9.569434387346537777568385433984, −8.536260486993426222433680088038, −7.895479119611892740823321117532, −7.31854421695554503192670786651, −6.37327767973845489442596402709, −5.33994312375096426501337050826, −4.49484648317123978080474389404, −3.15571219135677541849378493447, −2.34322618202517557418539947506, −0.73132359746041352090488207698, 0.73132359746041352090488207698, 2.34322618202517557418539947506, 3.15571219135677541849378493447, 4.49484648317123978080474389404, 5.33994312375096426501337050826, 6.37327767973845489442596402709, 7.31854421695554503192670786651, 7.895479119611892740823321117532, 8.536260486993426222433680088038, 9.569434387346537777568385433984

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