Properties

Label 2-30960-1.1-c1-0-48
Degree $2$
Conductor $30960$
Sign $-1$
Analytic cond. $247.216$
Root an. cond. $15.7231$
Motivic weight $1$
Arithmetic yes
Rational yes
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5-s − 7-s + 7·13-s + 4·17-s − 19-s + 25-s + 29-s − 3·31-s − 35-s − 8·37-s − 9·41-s + 43-s + 10·47-s − 6·49-s − 14·53-s + 5·61-s + 7·65-s − 11·67-s − 10·71-s + 7·73-s − 13·79-s − 8·83-s + 4·85-s + 12·89-s − 7·91-s − 95-s + 2·97-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.377·7-s + 1.94·13-s + 0.970·17-s − 0.229·19-s + 1/5·25-s + 0.185·29-s − 0.538·31-s − 0.169·35-s − 1.31·37-s − 1.40·41-s + 0.152·43-s + 1.45·47-s − 6/7·49-s − 1.92·53-s + 0.640·61-s + 0.868·65-s − 1.34·67-s − 1.18·71-s + 0.819·73-s − 1.46·79-s − 0.878·83-s + 0.433·85-s + 1.27·89-s − 0.733·91-s − 0.102·95-s + 0.203·97-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 30960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 30960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(30960\)    =    \(2^{4} \cdot 3^{2} \cdot 5 \cdot 43\)
Sign: $-1$
Analytic conductor: \(247.216\)
Root analytic conductor: \(15.7231\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 30960,\ (\ :1/2),\ -1)\)

Particular Values

\(L(1)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{3}{2})\) 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 \( 1 - T \)
43 \( 1 - T \)
good7 \( 1 + T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 7 T + p T^{2} \)
17 \( 1 - 4 T + p T^{2} \)
19 \( 1 + T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - T + p T^{2} \)
31 \( 1 + 3 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 + 9 T + p T^{2} \)
47 \( 1 - 10 T + p T^{2} \)
53 \( 1 + 14 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 - 5 T + p T^{2} \)
67 \( 1 + 11 T + p T^{2} \)
71 \( 1 + 10 T + p T^{2} \)
73 \( 1 - 7 T + p T^{2} \)
79 \( 1 + 13 T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 - 12 T + p T^{2} \)
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

−15.52715966557405, −14.75754541150805, −14.20592272066739, −13.80331425282064, −13.21325967519527, −12.87957817349332, −12.17721572590068, −11.67850984371522, −10.99186913125190, −10.52385888197108, −10.09180163652976, −9.403004542000741, −8.783755862441964, −8.478786550285585, −7.720151452366990, −7.078379081132414, −6.349331488679234, −6.034461595927974, −5.398451342202292, −4.737385274664844, −3.758568011987032, −3.468862774092684, −2.717584153365475, −1.629742431688197, −1.248830625055718, 0, 1.248830625055718, 1.629742431688197, 2.717584153365475, 3.468862774092684, 3.758568011987032, 4.737385274664844, 5.398451342202292, 6.034461595927974, 6.349331488679234, 7.078379081132414, 7.720151452366990, 8.478786550285585, 8.783755862441964, 9.403004542000741, 10.09180163652976, 10.52385888197108, 10.99186913125190, 11.67850984371522, 12.17721572590068, 12.87957817349332, 13.21325967519527, 13.80331425282064, 14.20592272066739, 14.75754541150805, 15.52715966557405

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