Properties

Label 2-75-1.1-c7-0-17
Degree $2$
Conductor $75$
Sign $-1$
Analytic cond. $23.4288$
Root an. cond. $4.84033$
Motivic weight $7$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 6·2-s + 27·3-s − 92·4-s − 162·6-s + 64·7-s + 1.32e3·8-s + 729·9-s − 948·11-s − 2.48e3·12-s + 5.09e3·13-s − 384·14-s + 3.85e3·16-s − 2.83e4·17-s − 4.37e3·18-s − 8.62e3·19-s + 1.72e3·21-s + 5.68e3·22-s + 1.52e4·23-s + 3.56e4·24-s − 3.05e4·26-s + 1.96e4·27-s − 5.88e3·28-s + 3.65e4·29-s − 2.76e5·31-s − 1.92e5·32-s − 2.55e4·33-s + 1.70e5·34-s + ⋯
L(s)  = 1  − 0.530·2-s + 0.577·3-s − 0.718·4-s − 0.306·6-s + 0.0705·7-s + 0.911·8-s + 1/3·9-s − 0.214·11-s − 0.414·12-s + 0.643·13-s − 0.0374·14-s + 0.235·16-s − 1.40·17-s − 0.176·18-s − 0.288·19-s + 0.0407·21-s + 0.113·22-s + 0.262·23-s + 0.526·24-s − 0.341·26-s + 0.192·27-s − 0.0506·28-s + 0.277·29-s − 1.66·31-s − 1.03·32-s − 0.123·33-s + 0.743·34-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 75 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(75\)    =    \(3 \cdot 5^{2}\)
Sign: $-1$
Analytic conductor: \(23.4288\)
Root analytic conductor: \(4.84033\)
Motivic weight: \(7\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 75,\ (\ :7/2),\ -1)\)

Particular Values

\(L(4)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 - p^{3} T \)
5 \( 1 \)
good2 \( 1 + 3 p T + p^{7} T^{2} \)
7 \( 1 - 64 T + p^{7} T^{2} \)
11 \( 1 + 948 T + p^{7} T^{2} \)
13 \( 1 - 5098 T + p^{7} T^{2} \)
17 \( 1 + 28386 T + p^{7} T^{2} \)
19 \( 1 + 8620 T + p^{7} T^{2} \)
23 \( 1 - 15288 T + p^{7} T^{2} \)
29 \( 1 - 36510 T + p^{7} T^{2} \)
31 \( 1 + 276808 T + p^{7} T^{2} \)
37 \( 1 + 268526 T + p^{7} T^{2} \)
41 \( 1 + 629718 T + p^{7} T^{2} \)
43 \( 1 + 685772 T + p^{7} T^{2} \)
47 \( 1 + 583296 T + p^{7} T^{2} \)
53 \( 1 - 428058 T + p^{7} T^{2} \)
59 \( 1 - 1306380 T + p^{7} T^{2} \)
61 \( 1 - 300662 T + p^{7} T^{2} \)
67 \( 1 - 507244 T + p^{7} T^{2} \)
71 \( 1 - 5560632 T + p^{7} T^{2} \)
73 \( 1 + 1369082 T + p^{7} T^{2} \)
79 \( 1 + 6913720 T + p^{7} T^{2} \)
83 \( 1 - 4376748 T + p^{7} T^{2} \)
89 \( 1 + 8528310 T + p^{7} T^{2} \)
97 \( 1 - 8826814 T + p^{7} T^{2} \)
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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

−12.90899629170101606814239506455, −11.18709112718531932496653723205, −10.08900940400237195845216841166, −8.929231150691246109000272832028, −8.288927942706428154565646572769, −6.87122362662039265666322735215, −4.99887208551786807683805672884, −3.66033208967544635713432022352, −1.75070598369303286956411496560, 0, 1.75070598369303286956411496560, 3.66033208967544635713432022352, 4.99887208551786807683805672884, 6.87122362662039265666322735215, 8.288927942706428154565646572769, 8.929231150691246109000272832028, 10.08900940400237195845216841166, 11.18709112718531932496653723205, 12.90899629170101606814239506455

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