Properties

Label 2-2520-1.1-c1-0-5
Degree $2$
Conductor $2520$
Sign $1$
Analytic cond. $20.1223$
Root an. cond. $4.48578$
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  − 5-s − 7-s + 4·11-s − 2·13-s − 2·17-s − 4·19-s + 25-s + 10·29-s + 35-s + 6·37-s + 6·41-s − 4·43-s + 8·47-s + 49-s − 6·53-s − 4·55-s + 4·59-s − 10·61-s + 2·65-s + 4·67-s + 16·71-s − 14·73-s − 4·77-s + 8·79-s + 4·83-s + 2·85-s − 10·89-s + ⋯
L(s)  = 1  − 0.447·5-s − 0.377·7-s + 1.20·11-s − 0.554·13-s − 0.485·17-s − 0.917·19-s + 1/5·25-s + 1.85·29-s + 0.169·35-s + 0.986·37-s + 0.937·41-s − 0.609·43-s + 1.16·47-s + 1/7·49-s − 0.824·53-s − 0.539·55-s + 0.520·59-s − 1.28·61-s + 0.248·65-s + 0.488·67-s + 1.89·71-s − 1.63·73-s − 0.455·77-s + 0.900·79-s + 0.439·83-s + 0.216·85-s − 1.05·89-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2520\)    =    \(2^{3} \cdot 3^{2} \cdot 5 \cdot 7\)
Sign: $1$
Analytic conductor: \(20.1223\)
Root analytic conductor: \(4.48578\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2520,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.514966982\)
\(L(\frac12)\) \(\approx\) \(1.514966982\)
\(L(\frac{3}{2})\) 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 \( 1 \)
5 \( 1 + T \)
7 \( 1 + T \)
good11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 + 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 10 T + p T^{2} \)
31 \( 1 + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + 4 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 - 4 T + p T^{2} \)
61 \( 1 + 10 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 - 16 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 10 T + p T^{2} \)
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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

−8.903900080530951245031265181701, −8.229840493552864703836273827418, −7.31550633365076634919505584164, −6.56685109351084816736151587899, −6.04937146457284202575157728923, −4.70885712136720502272020682329, −4.21702561516116135390460587584, −3.20677409250645666329963957162, −2.19117175954656438879220051942, −0.77915345755938942605491958714, 0.77915345755938942605491958714, 2.19117175954656438879220051942, 3.20677409250645666329963957162, 4.21702561516116135390460587584, 4.70885712136720502272020682329, 6.04937146457284202575157728923, 6.56685109351084816736151587899, 7.31550633365076634919505584164, 8.229840493552864703836273827418, 8.903900080530951245031265181701

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