Properties

Label 2-7448-1.1-c1-0-173
Degree $2$
Conductor $7448$
Sign $-1$
Analytic cond. $59.4725$
Root an. cond. $7.71184$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s + 5-s + 9-s − 11-s − 2·13-s + 2·15-s + 2·17-s − 19-s − 3·23-s − 4·25-s − 4·27-s + 4·29-s − 4·31-s − 2·33-s − 10·37-s − 4·39-s − 10·41-s + 43-s + 45-s − 47-s + 4·51-s − 4·53-s − 55-s − 2·57-s − 8·59-s − 3·61-s − 2·65-s + ⋯
L(s)  = 1  + 1.15·3-s + 0.447·5-s + 1/3·9-s − 0.301·11-s − 0.554·13-s + 0.516·15-s + 0.485·17-s − 0.229·19-s − 0.625·23-s − 4/5·25-s − 0.769·27-s + 0.742·29-s − 0.718·31-s − 0.348·33-s − 1.64·37-s − 0.640·39-s − 1.56·41-s + 0.152·43-s + 0.149·45-s − 0.145·47-s + 0.560·51-s − 0.549·53-s − 0.134·55-s − 0.264·57-s − 1.04·59-s − 0.384·61-s − 0.248·65-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 7448 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 7448 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(7448\)    =    \(2^{3} \cdot 7^{2} \cdot 19\)
Sign: $-1$
Analytic conductor: \(59.4725\)
Root analytic conductor: \(7.71184\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 7448,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
7 \( 1 \)
19 \( 1 + T \)
good3 \( 1 - 2 T + p T^{2} \)
5 \( 1 - T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 2 T + p T^{2} \)
23 \( 1 + 3 T + p T^{2} \)
29 \( 1 - 4 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 + 10 T + p T^{2} \)
41 \( 1 + 10 T + p T^{2} \)
43 \( 1 - T + p T^{2} \)
47 \( 1 + T + p T^{2} \)
53 \( 1 + 4 T + p T^{2} \)
59 \( 1 + 8 T + p T^{2} \)
61 \( 1 + 3 T + p T^{2} \)
67 \( 1 + 4 T + p T^{2} \)
71 \( 1 + 4 T + p T^{2} \)
73 \( 1 - 3 T + p T^{2} \)
79 \( 1 - 14 T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
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

−7.77264477811774933236656795852, −6.98629693011491764887378961273, −6.17142998380942075660967844864, −5.41323664970275016132995719855, −4.70335327914616480903288157807, −3.66332064651356135687165805731, −3.15640817634203331784134249058, −2.22570173505304067504246021394, −1.67841841078487855070680846887, 0, 1.67841841078487855070680846887, 2.22570173505304067504246021394, 3.15640817634203331784134249058, 3.66332064651356135687165805731, 4.70335327914616480903288157807, 5.41323664970275016132995719855, 6.17142998380942075660967844864, 6.98629693011491764887378961273, 7.77264477811774933236656795852

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