Properties

Label 2-2760-1.1-c1-0-19
Degree $2$
Conductor $2760$
Sign $1$
Analytic cond. $22.0387$
Root an. cond. $4.69454$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 3-s − 5-s + 4·7-s + 9-s + 4·11-s + 6·13-s + 15-s − 2·17-s + 4·19-s − 4·21-s + 23-s + 25-s − 27-s − 2·29-s − 4·33-s − 4·35-s + 2·37-s − 6·39-s + 2·41-s − 45-s + 9·49-s + 2·51-s − 6·53-s − 4·55-s − 4·57-s − 8·59-s − 2·61-s + ⋯
L(s)  = 1  − 0.577·3-s − 0.447·5-s + 1.51·7-s + 1/3·9-s + 1.20·11-s + 1.66·13-s + 0.258·15-s − 0.485·17-s + 0.917·19-s − 0.872·21-s + 0.208·23-s + 1/5·25-s − 0.192·27-s − 0.371·29-s − 0.696·33-s − 0.676·35-s + 0.328·37-s − 0.960·39-s + 0.312·41-s − 0.149·45-s + 9/7·49-s + 0.280·51-s − 0.824·53-s − 0.539·55-s − 0.529·57-s − 1.04·59-s − 0.256·61-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2760 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2760\)    =    \(2^{3} \cdot 3 \cdot 5 \cdot 23\)
Sign: $1$
Analytic conductor: \(22.0387\)
Root analytic conductor: \(4.69454\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2760,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(2.046598384\)
\(L(\frac12)\) \(\approx\) \(2.046598384\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 \)
3 \( 1 + T \)
5 \( 1 + T \)
23 \( 1 - T \)
good7 \( 1 - 4 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 8 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 + 16 T + p T^{2} \)
71 \( 1 + 4 T + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
97 \( 1 + 2 T + p T^{2} \)
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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

−8.806480192823997895871946374503, −8.029337883098196498863583243235, −7.37293036306150686087320617270, −6.43762655051920177550179884992, −5.78994082717123639691181841685, −4.80808245166801612643367619630, −4.19876143808494066851113195373, −3.35232292796494675832983962415, −1.70710395963740807204908024553, −1.04289536099632999180787261257, 1.04289536099632999180787261257, 1.70710395963740807204908024553, 3.35232292796494675832983962415, 4.19876143808494066851113195373, 4.80808245166801612643367619630, 5.78994082717123639691181841685, 6.43762655051920177550179884992, 7.37293036306150686087320617270, 8.029337883098196498863583243235, 8.806480192823997895871946374503

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