Properties

Label 2-123840-1.1-c1-0-108
Degree $2$
Conductor $123840$
Sign $-1$
Analytic cond. $988.867$
Root an. cond. $31.4462$
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 + 6·13-s + 2·17-s − 2·19-s − 6·23-s + 25-s − 6·29-s + 4·31-s + 8·37-s + 8·41-s − 43-s − 6·47-s − 7·49-s − 6·53-s + 4·59-s + 14·61-s − 6·65-s + 4·67-s + 8·71-s − 4·73-s − 12·79-s − 2·83-s − 2·85-s − 14·89-s + 2·95-s − 2·97-s + 101-s + ⋯
L(s)  = 1  − 0.447·5-s + 1.66·13-s + 0.485·17-s − 0.458·19-s − 1.25·23-s + 1/5·25-s − 1.11·29-s + 0.718·31-s + 1.31·37-s + 1.24·41-s − 0.152·43-s − 0.875·47-s − 49-s − 0.824·53-s + 0.520·59-s + 1.79·61-s − 0.744·65-s + 0.488·67-s + 0.949·71-s − 0.468·73-s − 1.35·79-s − 0.219·83-s − 0.216·85-s − 1.48·89-s + 0.205·95-s − 0.203·97-s + 0.0995·101-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 123840 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 123840 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(123840\)    =    \(2^{6} \cdot 3^{2} \cdot 5 \cdot 43\)
Sign: $-1$
Analytic conductor: \(988.867\)
Root analytic conductor: \(31.4462\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 123840,\ (\ :1/2),\ -1)\)

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

−13.92188448503515, −13.10073873117531, −12.89998299178907, −12.45834196033508, −11.64656111428865, −11.31500378008132, −11.10529860659818, −10.41567770164938, −9.729968507490039, −9.607483196272645, −8.689786975992405, −8.359988266850911, −7.956900606537439, −7.484819186669703, −6.681458505199553, −6.318646931547282, −5.783215255867967, −5.340652980632795, −4.417467674733085, −4.080101674078547, −3.592011528329693, −2.971289211559745, −2.233800209611962, −1.504496335981810, −0.8943912991130857, 0, 0.8943912991130857, 1.504496335981810, 2.233800209611962, 2.971289211559745, 3.592011528329693, 4.080101674078547, 4.417467674733085, 5.340652980632795, 5.783215255867967, 6.318646931547282, 6.681458505199553, 7.484819186669703, 7.956900606537439, 8.359988266850911, 8.689786975992405, 9.607483196272645, 9.729968507490039, 10.41567770164938, 11.10529860659818, 11.31500378008132, 11.64656111428865, 12.45834196033508, 12.89998299178907, 13.10073873117531, 13.92188448503515

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