Properties

Label 2-123840-1.1-c1-0-124
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 − 3·7-s + 3·13-s + 4·17-s + 19-s + 25-s − 3·29-s + 7·31-s − 3·35-s + 8·37-s + 7·41-s − 43-s + 6·47-s + 2·49-s − 6·53-s − 4·59-s − 7·61-s + 3·65-s − 5·67-s − 2·71-s − 73-s + 9·79-s + 8·83-s + 4·85-s − 4·89-s − 9·91-s + 95-s + ⋯
L(s)  = 1  + 0.447·5-s − 1.13·7-s + 0.832·13-s + 0.970·17-s + 0.229·19-s + 1/5·25-s − 0.557·29-s + 1.25·31-s − 0.507·35-s + 1.31·37-s + 1.09·41-s − 0.152·43-s + 0.875·47-s + 2/7·49-s − 0.824·53-s − 0.520·59-s − 0.896·61-s + 0.372·65-s − 0.610·67-s − 0.237·71-s − 0.117·73-s + 1.01·79-s + 0.878·83-s + 0.433·85-s − 0.423·89-s − 0.943·91-s + 0.102·95-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 \( 1 + 3 T + p T^{2} \)
11 \( 1 + p T^{2} \)
13 \( 1 - 3 T + p T^{2} \)
17 \( 1 - 4 T + p T^{2} \)
19 \( 1 - T + p T^{2} \)
23 \( 1 + p T^{2} \)
29 \( 1 + 3 T + p T^{2} \)
31 \( 1 - 7 T + p T^{2} \)
37 \( 1 - 8 T + p T^{2} \)
41 \( 1 - 7 T + p T^{2} \)
47 \( 1 - 6 T + p T^{2} \)
53 \( 1 + 6 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 + 7 T + p T^{2} \)
67 \( 1 + 5 T + p T^{2} \)
71 \( 1 + 2 T + p T^{2} \)
73 \( 1 + T + p T^{2} \)
79 \( 1 - 9 T + p T^{2} \)
83 \( 1 - 8 T + p T^{2} \)
89 \( 1 + 4 T + p T^{2} \)
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

−13.55550529738481, −13.40121188375379, −12.90100339269431, −12.23964629506267, −12.08981496781838, −11.29189041580784, −10.79987808859154, −10.39509267540288, −9.775650684609626, −9.398571909316305, −9.142713895008682, −8.330973569120321, −7.848416670721553, −7.409281602299443, −6.640513327425979, −6.218147603045278, −5.928472508033323, −5.332614487831200, −4.620654143683462, −3.985796545826069, −3.457689002399995, −2.855307353613767, −2.453691266794502, −1.389537868281514, −0.9782620037927084, 0, 0.9782620037927084, 1.389537868281514, 2.453691266794502, 2.855307353613767, 3.457689002399995, 3.985796545826069, 4.620654143683462, 5.332614487831200, 5.928472508033323, 6.218147603045278, 6.640513327425979, 7.409281602299443, 7.848416670721553, 8.330973569120321, 9.142713895008682, 9.398571909316305, 9.775650684609626, 10.39509267540288, 10.79987808859154, 11.29189041580784, 12.08981496781838, 12.23964629506267, 12.90100339269431, 13.40121188375379, 13.55550529738481

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