Properties

Label 2-123840-1.1-c1-0-137
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 + 7-s + 5·13-s − 4·17-s + 3·19-s + 25-s + 7·29-s + 7·31-s − 35-s + 8·37-s − 41-s + 43-s + 6·47-s − 6·49-s − 2·53-s − 5·61-s − 5·65-s − 11·67-s − 6·71-s − 5·73-s + 79-s − 8·83-s + 4·85-s + 12·89-s + 5·91-s − 3·95-s + 18·97-s + ⋯
L(s)  = 1  − 0.447·5-s + 0.377·7-s + 1.38·13-s − 0.970·17-s + 0.688·19-s + 1/5·25-s + 1.29·29-s + 1.25·31-s − 0.169·35-s + 1.31·37-s − 0.156·41-s + 0.152·43-s + 0.875·47-s − 6/7·49-s − 0.274·53-s − 0.640·61-s − 0.620·65-s − 1.34·67-s − 0.712·71-s − 0.585·73-s + 0.112·79-s − 0.878·83-s + 0.433·85-s + 1.27·89-s + 0.524·91-s − 0.307·95-s + 1.82·97-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 \( 1 - T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 5 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 - 3 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 7 T + p T^{2} \)
31 \( 1 - 7 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 + T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 + p T^{2} \)
61 \( 1 + 5 T + p T^{2} \)
67 \( 1 + 11 T + p T^{2} \)
71 \( 1 + 6 T + p T^{2} \)
73 \( 1 + 5 T + p T^{2} \)
79 \( 1 - T + p T^{2} \)
83 \( 1 + 8 T + p T^{2} \)
89 \( 1 - 12 T + p T^{2} \)
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

−13.73164178586594, −13.30606992966609, −12.97910619094594, −12.08482756582376, −11.91603967538010, −11.37078313186925, −10.87246918275938, −10.55994969484784, −9.903164375945134, −9.334794836769041, −8.726620099860325, −8.469025853065299, −7.878938221151320, −7.464879531515552, −6.749490255526610, −6.237675995281369, −5.948712579827937, −5.078678110653605, −4.529830553610001, −4.223937856430381, −3.480213583076884, −2.894416601507376, −2.363935036378213, −1.318792150427745, −1.050273420817640, 0, 1.050273420817640, 1.318792150427745, 2.363935036378213, 2.894416601507376, 3.480213583076884, 4.223937856430381, 4.529830553610001, 5.078678110653605, 5.948712579827937, 6.237675995281369, 6.749490255526610, 7.464879531515552, 7.878938221151320, 8.469025853065299, 8.726620099860325, 9.334794836769041, 9.903164375945134, 10.55994969484784, 10.87246918275938, 11.37078313186925, 11.91603967538010, 12.08482756582376, 12.97910619094594, 13.30606992966609, 13.73164178586594

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