Properties

Label 2-1530-1.1-c1-0-4
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 + 2·7-s − 8-s − 10-s − 13-s − 2·14-s + 16-s + 17-s − 19-s + 20-s + 6·23-s + 25-s + 26-s + 2·28-s + 3·29-s + 5·31-s − 32-s − 34-s + 2·35-s + 8·37-s + 38-s − 40-s − 6·41-s − 10·43-s − 6·46-s + ⋯
L(s)  = 1  − 0.707·2-s + 1/2·4-s + 0.447·5-s + 0.755·7-s − 0.353·8-s − 0.316·10-s − 0.277·13-s − 0.534·14-s + 1/4·16-s + 0.242·17-s − 0.229·19-s + 0.223·20-s + 1.25·23-s + 1/5·25-s + 0.196·26-s + 0.377·28-s + 0.557·29-s + 0.898·31-s − 0.176·32-s − 0.171·34-s + 0.338·35-s + 1.31·37-s + 0.162·38-s − 0.158·40-s − 0.937·41-s − 1.52·43-s − 0.884·46-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

\(L(1)\) \(\approx\) \(1.484842653\)
\(L(\frac12)\) \(\approx\) \(1.484842653\)
\(L(\frac{3}{2})\) 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 \( 1 - 2 T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 + T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 - 6 T + p T^{2} \)
29 \( 1 - 3 T + p T^{2} \)
31 \( 1 - 5 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 + 6 T + p T^{2} \)
43 \( 1 + 10 T + p T^{2} \)
47 \( 1 - 3 T + p T^{2} \)
53 \( 1 - 3 T + p T^{2} \)
59 \( 1 + 3 T + p T^{2} \)
61 \( 1 - 11 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 + 9 T + p T^{2} \)
73 \( 1 - 11 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 12 T + p T^{2} \)
89 \( 1 + 15 T + p T^{2} \)
97 \( 1 + 7 T + p T^{2} \)
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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

−9.519646065076311179766613591631, −8.567757106912053419231683120503, −8.080941537947816599267611130841, −7.09404536827976955997053532459, −6.40144355826335323431913115367, −5.33319452159623685218826002122, −4.58632421025304540433634126608, −3.16800465585064564790696086653, −2.13651444680928063495502053275, −1.00838220071117878119878324340, 1.00838220071117878119878324340, 2.13651444680928063495502053275, 3.16800465585064564790696086653, 4.58632421025304540433634126608, 5.33319452159623685218826002122, 6.40144355826335323431913115367, 7.09404536827976955997053532459, 8.080941537947816599267611130841, 8.567757106912053419231683120503, 9.519646065076311179766613591631

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