Properties

Label 2-7448-1.1-c1-0-101
Degree $2$
Conductor $7448$
Sign $-1$
Analytic cond. $59.4725$
Root an. cond. $7.71184$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 2.30·3-s + 0.270·5-s + 2.30·9-s + 2.35·11-s − 5.19·13-s − 0.623·15-s + 1.62·17-s − 19-s − 3.19·23-s − 4.92·25-s + 1.60·27-s + 6.45·29-s + 2.77·31-s − 5.41·33-s + 4.97·37-s + 11.9·39-s + 4.45·41-s + 8.01·43-s + 0.623·45-s − 6.46·47-s − 3.73·51-s − 6.84·53-s + 0.637·55-s + 2.30·57-s − 2.37·59-s − 9.61·61-s − 1.40·65-s + ⋯
L(s)  = 1  − 1.32·3-s + 0.121·5-s + 0.767·9-s + 0.709·11-s − 1.44·13-s − 0.161·15-s + 0.393·17-s − 0.229·19-s − 0.666·23-s − 0.985·25-s + 0.308·27-s + 1.19·29-s + 0.497·31-s − 0.943·33-s + 0.818·37-s + 1.91·39-s + 0.694·41-s + 1.22·43-s + 0.0929·45-s − 0.943·47-s − 0.523·51-s − 0.940·53-s + 0.0859·55-s + 0.305·57-s − 0.308·59-s − 1.23·61-s − 0.174·65-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: no
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 \( 1 + 2.30T + 3T^{2} \)
5 \( 1 - 0.270T + 5T^{2} \)
11 \( 1 - 2.35T + 11T^{2} \)
13 \( 1 + 5.19T + 13T^{2} \)
17 \( 1 - 1.62T + 17T^{2} \)
23 \( 1 + 3.19T + 23T^{2} \)
29 \( 1 - 6.45T + 29T^{2} \)
31 \( 1 - 2.77T + 31T^{2} \)
37 \( 1 - 4.97T + 37T^{2} \)
41 \( 1 - 4.45T + 41T^{2} \)
43 \( 1 - 8.01T + 43T^{2} \)
47 \( 1 + 6.46T + 47T^{2} \)
53 \( 1 + 6.84T + 53T^{2} \)
59 \( 1 + 2.37T + 59T^{2} \)
61 \( 1 + 9.61T + 61T^{2} \)
67 \( 1 + 10.0T + 67T^{2} \)
71 \( 1 + 5.67T + 71T^{2} \)
73 \( 1 - 0.490T + 73T^{2} \)
79 \( 1 - 17.2T + 79T^{2} \)
83 \( 1 - 3.09T + 83T^{2} \)
89 \( 1 - 3.81T + 89T^{2} \)
97 \( 1 - 5.89T + 97T^{2} \)
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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

−7.55904168779736402361704588275, −6.54946492898954381314137859492, −6.21424064679114366285540543369, −5.53401668205612098669793354485, −4.68460997912558125480445602045, −4.32393752514475872502790856763, −3.10507654930914653446044853821, −2.15483420708713227562852651062, −1.03762168456922806237921712067, 0, 1.03762168456922806237921712067, 2.15483420708713227562852651062, 3.10507654930914653446044853821, 4.32393752514475872502790856763, 4.68460997912558125480445602045, 5.53401668205612098669793354485, 6.21424064679114366285540543369, 6.54946492898954381314137859492, 7.55904168779736402361704588275

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