Properties

Label 2-48960-1.1-c1-0-143
Degree $2$
Conductor $48960$
Sign $-1$
Analytic cond. $390.947$
Root an. cond. $19.7723$
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 + 4·7-s + 4·11-s + 2·13-s − 17-s − 4·19-s − 4·23-s + 25-s + 2·29-s − 4·31-s − 4·35-s + 6·37-s − 2·41-s − 12·43-s + 8·47-s + 9·49-s − 2·53-s − 4·55-s − 12·59-s − 2·61-s − 2·65-s + 4·67-s − 4·71-s − 14·73-s + 16·77-s + 12·79-s + 4·83-s + ⋯
L(s)  = 1  − 0.447·5-s + 1.51·7-s + 1.20·11-s + 0.554·13-s − 0.242·17-s − 0.917·19-s − 0.834·23-s + 1/5·25-s + 0.371·29-s − 0.718·31-s − 0.676·35-s + 0.986·37-s − 0.312·41-s − 1.82·43-s + 1.16·47-s + 9/7·49-s − 0.274·53-s − 0.539·55-s − 1.56·59-s − 0.256·61-s − 0.248·65-s + 0.488·67-s − 0.474·71-s − 1.63·73-s + 1.82·77-s + 1.35·79-s + 0.439·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 48960 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 48960 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(48960\)    =    \(2^{6} \cdot 3^{2} \cdot 5 \cdot 17\)
Sign: $-1$
Analytic conductor: \(390.947\)
Root analytic conductor: \(19.7723\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 48960,\ (\ :1/2),\ -1)\)

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 \( 1 + T \)
17 \( 1 + T \)
good7 \( 1 - 4 T + p T^{2} \)
11 \( 1 - 4 T + p T^{2} \)
13 \( 1 - 2 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + 4 T + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 + 4 T + p T^{2} \)
37 \( 1 - 6 T + p T^{2} \)
41 \( 1 + 2 T + p T^{2} \)
43 \( 1 + 12 T + p T^{2} \)
47 \( 1 - 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + 12 T + p T^{2} \)
61 \( 1 + 2 T + p T^{2} \)
67 \( 1 - 4 T + p T^{2} \)
71 \( 1 + 4 T + p T^{2} \)
73 \( 1 + 14 T + p T^{2} \)
79 \( 1 - 12 T + p T^{2} \)
83 \( 1 - 4 T + p T^{2} \)
89 \( 1 + 10 T + p T^{2} \)
97 \( 1 - 18 T + p T^{2} \)
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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

−14.79558098155377, −14.40826320431038, −13.82242336103356, −13.41661358677385, −12.64988283361120, −12.05942138234862, −11.73604282081450, −11.22178827847548, −10.81436722770020, −10.28866912758262, −9.505869862208261, −8.865549622449343, −8.559022073015689, −7.951734532291308, −7.573938889784973, −6.756751442774723, −6.318901393929916, −5.687780398067160, −4.910741739323524, −4.380266822751130, −4.000523145464574, −3.313805501071233, −2.320515648144411, −1.650854889795661, −1.167321214397388, 0, 1.167321214397388, 1.650854889795661, 2.320515648144411, 3.313805501071233, 4.000523145464574, 4.380266822751130, 4.910741739323524, 5.687780398067160, 6.318901393929916, 6.756751442774723, 7.573938889784973, 7.951734532291308, 8.559022073015689, 8.865549622449343, 9.505869862208261, 10.28866912758262, 10.81436722770020, 11.22178827847548, 11.73604282081450, 12.05942138234862, 12.64988283361120, 13.41661358677385, 13.82242336103356, 14.40826320431038, 14.79558098155377

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