Properties

Label 2-3870-1.1-c1-0-35
Degree $2$
Conductor $3870$
Sign $1$
Analytic cond. $30.9021$
Root an. cond. $5.55896$
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  + 2-s + 4-s + 5-s + 7-s + 8-s + 10-s + 4·11-s − 13-s + 14-s + 16-s + 19-s + 20-s + 4·22-s + 4·23-s + 25-s − 26-s + 28-s + 5·29-s − 9·31-s + 32-s + 35-s + 4·37-s + 38-s + 40-s + 7·41-s − 43-s + 4·44-s + ⋯
L(s)  = 1  + 0.707·2-s + 1/2·4-s + 0.447·5-s + 0.377·7-s + 0.353·8-s + 0.316·10-s + 1.20·11-s − 0.277·13-s + 0.267·14-s + 1/4·16-s + 0.229·19-s + 0.223·20-s + 0.852·22-s + 0.834·23-s + 1/5·25-s − 0.196·26-s + 0.188·28-s + 0.928·29-s − 1.61·31-s + 0.176·32-s + 0.169·35-s + 0.657·37-s + 0.162·38-s + 0.158·40-s + 1.09·41-s − 0.152·43-s + 0.603·44-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 3870 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 3870 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(3870\)    =    \(2 \cdot 3^{2} \cdot 5 \cdot 43\)
Sign: $1$
Analytic conductor: \(30.9021\)
Root analytic conductor: \(5.55896\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 3870,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(3.900680202\)
\(L(\frac12)\) \(\approx\) \(3.900680202\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad2 \( 1 - T \)
3 \( 1 \)
5 \( 1 - T \)
43 \( 1 + T \)
good7 \( 1 - T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 + T + p T^{2} \)
17 \( 1 + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 - 4 T + p T^{2} \)
29 \( 1 - 5 T + p T^{2} \)
31 \( 1 + 9 T + p T^{2} \)
37 \( 1 - 4 T + p T^{2} \)
41 \( 1 - 7 T + p T^{2} \)
47 \( 1 + 6 T + p T^{2} \)
53 \( 1 - 2 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 + 7 T + p T^{2} \)
67 \( 1 - 15 T + p T^{2} \)
71 \( 1 - 6 T + p T^{2} \)
73 \( 1 + 5 T + p T^{2} \)
79 \( 1 - 9 T + p T^{2} \)
83 \( 1 + p T^{2} \)
89 \( 1 + p T^{2} \)
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

−8.468222966172372372162048890535, −7.59391322935465543070602502966, −6.83236040340586528321107336584, −6.26603051379204416324743521148, −5.40431733074244560095699252545, −4.74366978263515871873275714602, −3.92331144475250149537089875303, −3.06968255027752379263750364261, −2.04858502766277408832903283922, −1.11641784642073869342281311014, 1.11641784642073869342281311014, 2.04858502766277408832903283922, 3.06968255027752379263750364261, 3.92331144475250149537089875303, 4.74366978263515871873275714602, 5.40431733074244560095699252545, 6.26603051379204416324743521148, 6.83236040340586528321107336584, 7.59391322935465543070602502966, 8.468222966172372372162048890535

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