Properties

Label 2-7448-1.1-c1-0-112
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  − 3·5-s − 3·9-s + 5·11-s + 4·13-s − 2·17-s − 19-s − 9·23-s + 4·25-s + 2·29-s + 6·31-s − 8·37-s + 6·41-s − 5·43-s + 9·45-s + 9·47-s + 2·53-s − 15·55-s + 5·61-s − 12·65-s − 12·67-s + 10·71-s − 73-s + 4·79-s + 9·81-s + 3·83-s + 6·85-s + 12·89-s + ⋯
L(s)  = 1  − 1.34·5-s − 9-s + 1.50·11-s + 1.10·13-s − 0.485·17-s − 0.229·19-s − 1.87·23-s + 4/5·25-s + 0.371·29-s + 1.07·31-s − 1.31·37-s + 0.937·41-s − 0.762·43-s + 1.34·45-s + 1.31·47-s + 0.274·53-s − 2.02·55-s + 0.640·61-s − 1.48·65-s − 1.46·67-s + 1.18·71-s − 0.117·73-s + 0.450·79-s + 81-s + 0.329·83-s + 0.650·85-s + 1.27·89-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 \( 1 + p T^{2} \)
5 \( 1 + 3 T + p T^{2} \)
11 \( 1 - 5 T + p T^{2} \)
13 \( 1 - 4 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
23 \( 1 + 9 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 6 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 5 T + p T^{2} \)
47 \( 1 - 9 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 5 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 - 10 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 - 4 T + p T^{2} \)
83 \( 1 - 3 T + p T^{2} \)
89 \( 1 - 12 T + p T^{2} \)
97 \( 1 - 10 T + p T^{2} \)
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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

−7.73374565238068634664688487510, −6.68942106506740032952349136898, −6.33064813597026693955922550753, −5.54009558320851669712767939146, −4.39517278576693843070112357545, −3.91895960520322868834353250014, −3.41488324415626181830727069133, −2.29626040618375194131487539022, −1.11689201761758240842719715202, 0, 1.11689201761758240842719715202, 2.29626040618375194131487539022, 3.41488324415626181830727069133, 3.91895960520322868834353250014, 4.39517278576693843070112357545, 5.54009558320851669712767939146, 6.33064813597026693955922550753, 6.68942106506740032952349136898, 7.73374565238068634664688487510

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