Properties

Label 2-7448-1.1-c1-0-75
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 − 2.57·5-s + 2.30·9-s − 1.35·11-s + 4.19·13-s + 5.92·15-s − 4.92·17-s − 19-s + 6.19·23-s + 1.62·25-s + 1.60·27-s + 0.760·29-s − 9.46·31-s + 3.11·33-s − 5.27·37-s − 9.66·39-s − 1.23·41-s − 9.91·43-s − 5.92·45-s + 5.77·47-s + 11.3·51-s − 1.15·53-s + 3.48·55-s + 2.30·57-s + 7.88·59-s + 8.31·61-s − 10.8·65-s + ⋯
L(s)  = 1  − 1.32·3-s − 1.15·5-s + 0.767·9-s − 0.407·11-s + 1.16·13-s + 1.53·15-s − 1.19·17-s − 0.229·19-s + 1.29·23-s + 0.324·25-s + 0.308·27-s + 0.141·29-s − 1.70·31-s + 0.542·33-s − 0.867·37-s − 1.54·39-s − 0.193·41-s − 1.51·43-s − 0.883·45-s + 0.841·47-s + 1.58·51-s − 0.158·53-s + 0.469·55-s + 0.305·57-s + 1.02·59-s + 1.06·61-s − 1.33·65-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 \( 1 + 2.57T + 5T^{2} \)
11 \( 1 + 1.35T + 11T^{2} \)
13 \( 1 - 4.19T + 13T^{2} \)
17 \( 1 + 4.92T + 17T^{2} \)
23 \( 1 - 6.19T + 23T^{2} \)
29 \( 1 - 0.760T + 29T^{2} \)
31 \( 1 + 9.46T + 31T^{2} \)
37 \( 1 + 5.27T + 37T^{2} \)
41 \( 1 + 1.23T + 41T^{2} \)
43 \( 1 + 9.91T + 43T^{2} \)
47 \( 1 - 5.77T + 47T^{2} \)
53 \( 1 + 1.15T + 53T^{2} \)
59 \( 1 - 7.88T + 59T^{2} \)
61 \( 1 - 8.31T + 61T^{2} \)
67 \( 1 - 15.3T + 67T^{2} \)
71 \( 1 - 6.56T + 71T^{2} \)
73 \( 1 - 9.02T + 73T^{2} \)
79 \( 1 + 0.707T + 79T^{2} \)
83 \( 1 - 11.6T + 83T^{2} \)
89 \( 1 + 4.72T + 89T^{2} \)
97 \( 1 - 12.4T + 97T^{2} \)
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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

−7.29967634268351991800769930147, −6.83226236620644281526252641048, −6.22622474749822999103165984325, −5.27902990897288876679113310043, −4.93988102610281771554963232699, −3.92209407907732809652277424733, −3.46241559926110444637607698225, −2.13574436856237165383439008399, −0.875257730752836817094680420505, 0, 0.875257730752836817094680420505, 2.13574436856237165383439008399, 3.46241559926110444637607698225, 3.92209407907732809652277424733, 4.93988102610281771554963232699, 5.27902990897288876679113310043, 6.22622474749822999103165984325, 6.83226236620644281526252641048, 7.29967634268351991800769930147

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