Properties

Label 2-7448-1.1-c1-0-115
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 + 2·5-s + 9-s − 11-s − 4·13-s − 4·15-s + 17-s + 19-s + 3·23-s − 25-s + 4·27-s − 2·29-s + 4·31-s + 2·33-s − 4·37-s + 8·39-s − 2·41-s + 4·43-s + 2·45-s + 47-s − 2·51-s + 2·53-s − 2·55-s − 2·57-s − 4·59-s + 15·61-s − 8·65-s + ⋯
L(s)  = 1  − 1.15·3-s + 0.894·5-s + 1/3·9-s − 0.301·11-s − 1.10·13-s − 1.03·15-s + 0.242·17-s + 0.229·19-s + 0.625·23-s − 1/5·25-s + 0.769·27-s − 0.371·29-s + 0.718·31-s + 0.348·33-s − 0.657·37-s + 1.28·39-s − 0.312·41-s + 0.609·43-s + 0.298·45-s + 0.145·47-s − 0.280·51-s + 0.274·53-s − 0.269·55-s − 0.264·57-s − 0.520·59-s + 1.92·61-s − 0.992·65-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 \( 1 - 2 T + p T^{2} \)
11 \( 1 + T + p T^{2} \)
13 \( 1 + 4 T + p T^{2} \)
17 \( 1 - T + p T^{2} \)
23 \( 1 - 3 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 4 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 - 4 T + p T^{2} \)
47 \( 1 - T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 - 15 T + p T^{2} \)
67 \( 1 - 2 T + p T^{2} \)
71 \( 1 + 4 T + p T^{2} \)
73 \( 1 + 3 T + p T^{2} \)
79 \( 1 + 10 T + p T^{2} \)
83 \( 1 - 9 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 8 T + p T^{2} \)
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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

−7.33430604262879797635980709066, −6.75129168683268613980373677115, −6.04663441205070151082737143336, −5.35271233379837671800453953599, −5.10555842138756039152515277292, −4.15133095045256086838417496303, −2.96491946975427332357068570569, −2.22845374613087836253609245940, −1.13471701029530725484701395747, 0, 1.13471701029530725484701395747, 2.22845374613087836253609245940, 2.96491946975427332357068570569, 4.15133095045256086838417496303, 5.10555842138756039152515277292, 5.35271233379837671800453953599, 6.04663441205070151082737143336, 6.75129168683268613980373677115, 7.33430604262879797635980709066

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