Properties

Label 2-123840-1.1-c1-0-110
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 − 2·7-s − 2·11-s + 6·13-s − 4·17-s + 4·19-s + 25-s + 2·29-s + 4·31-s − 2·35-s − 8·37-s + 8·41-s + 43-s − 8·47-s − 3·49-s − 2·53-s − 2·55-s + 6·59-s + 4·61-s + 6·65-s − 12·67-s + 10·73-s + 4·77-s − 8·79-s − 14·83-s − 4·85-s + 6·89-s + ⋯
L(s)  = 1  + 0.447·5-s − 0.755·7-s − 0.603·11-s + 1.66·13-s − 0.970·17-s + 0.917·19-s + 1/5·25-s + 0.371·29-s + 0.718·31-s − 0.338·35-s − 1.31·37-s + 1.24·41-s + 0.152·43-s − 1.16·47-s − 3/7·49-s − 0.274·53-s − 0.269·55-s + 0.781·59-s + 0.512·61-s + 0.744·65-s − 1.46·67-s + 1.17·73-s + 0.455·77-s − 0.900·79-s − 1.53·83-s − 0.433·85-s + 0.635·89-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 \( 1 + 2 T + p T^{2} \)
11 \( 1 + 2 T + p T^{2} \)
13 \( 1 - 6 T + p T^{2} \)
17 \( 1 + 4 T + p T^{2} \)
19 \( 1 - 4 T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 - 2 T + p T^{2} \)
31 \( 1 - 4 T + p T^{2} \)
37 \( 1 + 8 T + p T^{2} \)
41 \( 1 - 8 T + p T^{2} \)
47 \( 1 + 8 T + p T^{2} \)
53 \( 1 + 2 T + p T^{2} \)
59 \( 1 - 6 T + p T^{2} \)
61 \( 1 - 4 T + p T^{2} \)
67 \( 1 + 12 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 10 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 14 T + p T^{2} \)
89 \( 1 - 6 T + p T^{2} \)
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

−13.59660981539388, −13.37369093862523, −12.87872117983568, −12.53818754203230, −11.72658911096037, −11.34569891135405, −10.89297793168276, −10.29892247354559, −9.971979788007265, −9.402005350750011, −8.791731853170750, −8.569756802463954, −7.902337047216667, −7.284964810701244, −6.714132108230415, −6.231567221634560, −5.921085178635964, −5.224933014938170, −4.711816119244198, −3.999451824605371, −3.405693701986251, −2.960795345219024, −2.299314822641530, −1.534266066015655, −0.9007156991671797, 0, 0.9007156991671797, 1.534266066015655, 2.299314822641530, 2.960795345219024, 3.405693701986251, 3.999451824605371, 4.711816119244198, 5.224933014938170, 5.921085178635964, 6.231567221634560, 6.714132108230415, 7.284964810701244, 7.902337047216667, 8.569756802463954, 8.791731853170750, 9.402005350750011, 9.971979788007265, 10.29892247354559, 10.89297793168276, 11.34569891135405, 11.72658911096037, 12.53818754203230, 12.87872117983568, 13.37369093862523, 13.59660981539388

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