Properties

Label 2-7448-1.1-c1-0-53
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 1.76·3-s + 2.55·5-s + 0.100·9-s + 4.25·11-s − 0.715·13-s − 4.50·15-s − 1.47·17-s + 19-s − 5.33·23-s + 1.54·25-s + 5.10·27-s + 2.38·29-s − 0.259·31-s − 7.49·33-s − 3.90·37-s + 1.26·39-s + 5.32·41-s + 0.379·43-s + 0.256·45-s + 13.5·47-s + 2.59·51-s − 4.69·53-s + 10.8·55-s − 1.76·57-s − 7.73·59-s − 2.13·61-s − 1.83·65-s + ⋯
L(s)  = 1  − 1.01·3-s + 1.14·5-s + 0.0334·9-s + 1.28·11-s − 0.198·13-s − 1.16·15-s − 0.357·17-s + 0.229·19-s − 1.11·23-s + 0.308·25-s + 0.982·27-s + 0.442·29-s − 0.0465·31-s − 1.30·33-s − 0.642·37-s + 0.201·39-s + 0.831·41-s + 0.0578·43-s + 0.0382·45-s + 1.97·47-s + 0.363·51-s − 0.644·53-s + 1.46·55-s − 0.233·57-s − 1.00·59-s − 0.273·61-s − 0.227·65-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: \(0\)
Selberg data: \((2,\ 7448,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.708182189\)
\(L(\frac12)\) \(\approx\) \(1.708182189\)
\(L(\frac{3}{2})\) 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 \( 1 + 1.76T + 3T^{2} \)
5 \( 1 - 2.55T + 5T^{2} \)
11 \( 1 - 4.25T + 11T^{2} \)
13 \( 1 + 0.715T + 13T^{2} \)
17 \( 1 + 1.47T + 17T^{2} \)
23 \( 1 + 5.33T + 23T^{2} \)
29 \( 1 - 2.38T + 29T^{2} \)
31 \( 1 + 0.259T + 31T^{2} \)
37 \( 1 + 3.90T + 37T^{2} \)
41 \( 1 - 5.32T + 41T^{2} \)
43 \( 1 - 0.379T + 43T^{2} \)
47 \( 1 - 13.5T + 47T^{2} \)
53 \( 1 + 4.69T + 53T^{2} \)
59 \( 1 + 7.73T + 59T^{2} \)
61 \( 1 + 2.13T + 61T^{2} \)
67 \( 1 - 9.11T + 67T^{2} \)
71 \( 1 - 7.16T + 71T^{2} \)
73 \( 1 + 1.97T + 73T^{2} \)
79 \( 1 - 4.41T + 79T^{2} \)
83 \( 1 + 0.547T + 83T^{2} \)
89 \( 1 - 0.672T + 89T^{2} \)
97 \( 1 - 17.9T + 97T^{2} \)
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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

−7.80027605638358286748556007908, −6.92998695432718607013865111743, −6.23237947562546831598922009693, −5.99641850407246342590497670868, −5.24156598055003580505362632932, −4.49129637092278342192937371259, −3.65856721002275255385536408394, −2.50775559144956803587605270492, −1.70463816095883219297258525276, −0.70820038070232299824455572113, 0.70820038070232299824455572113, 1.70463816095883219297258525276, 2.50775559144956803587605270492, 3.65856721002275255385536408394, 4.49129637092278342192937371259, 5.24156598055003580505362632932, 5.99641850407246342590497670868, 6.23237947562546831598922009693, 6.92998695432718607013865111743, 7.80027605638358286748556007908

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