Properties

Label 2-2520-1.1-c1-0-14
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 + 2·13-s − 2·17-s + 4·19-s + 25-s − 2·29-s + 4·31-s + 35-s + 2·37-s + 2·41-s + 8·43-s + 4·47-s + 49-s + 2·53-s − 12·59-s − 14·61-s + 2·65-s + 8·67-s + 8·71-s − 2·73-s + 8·79-s + 4·83-s − 2·85-s + 18·89-s + 2·91-s + 4·95-s + ⋯
L(s)  = 1  + 0.447·5-s + 0.377·7-s + 0.554·13-s − 0.485·17-s + 0.917·19-s + 1/5·25-s − 0.371·29-s + 0.718·31-s + 0.169·35-s + 0.328·37-s + 0.312·41-s + 1.21·43-s + 0.583·47-s + 1/7·49-s + 0.274·53-s − 1.56·59-s − 1.79·61-s + 0.248·65-s + 0.977·67-s + 0.949·71-s − 0.234·73-s + 0.900·79-s + 0.439·83-s − 0.216·85-s + 1.90·89-s + 0.209·91-s + 0.410·95-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

\(L(1)\) \(\approx\) \(2.178609352\)
\(L(\frac12)\) \(\approx\) \(2.178609352\)
\(L(\frac{3}{2})\) 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 \( 1 + p T^{2} \)
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 \( 1 + 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 - 2 T + p T^{2} \)
41 \( 1 - 2 T + p T^{2} \)
43 \( 1 - 8 T + p T^{2} \)
47 \( 1 - 4 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 14 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 - 8 T + p T^{2} \)
73 \( 1 + 2 T + p T^{2} \)
79 \( 1 - 8 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 - 18 T + p T^{2} \)
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

−9.095367825196243394897043664297, −8.079440801261388063720120357582, −7.48918360251945918270184807870, −6.50277156323105969838700776847, −5.84778792500317935629611203265, −5.00140669202665528815724979200, −4.16143909826850275013312298886, −3.11863300382156819629828204699, −2.10532609343856631936221825630, −0.982468938855557328742590710518, 0.982468938855557328742590710518, 2.10532609343856631936221825630, 3.11863300382156819629828204699, 4.16143909826850275013312298886, 5.00140669202665528815724979200, 5.84778792500317935629611203265, 6.50277156323105969838700776847, 7.48918360251945918270184807870, 8.079440801261388063720120357582, 9.095367825196243394897043664297

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