Properties

Label 2-23520-1.1-c1-0-45
Degree $2$
Conductor $23520$
Sign $-1$
Analytic cond. $187.808$
Root an. cond. $13.7043$
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  + 3-s + 5-s + 9-s − 2·13-s + 15-s + 6·17-s − 4·19-s − 8·23-s + 25-s + 27-s − 2·29-s − 8·31-s − 2·37-s − 2·39-s + 6·41-s + 45-s + 6·51-s + 6·53-s − 4·57-s − 4·59-s + 6·61-s − 2·65-s + 8·67-s − 8·69-s + 14·73-s + 75-s − 8·79-s + ⋯
L(s)  = 1  + 0.577·3-s + 0.447·5-s + 1/3·9-s − 0.554·13-s + 0.258·15-s + 1.45·17-s − 0.917·19-s − 1.66·23-s + 1/5·25-s + 0.192·27-s − 0.371·29-s − 1.43·31-s − 0.328·37-s − 0.320·39-s + 0.937·41-s + 0.149·45-s + 0.840·51-s + 0.824·53-s − 0.529·57-s − 0.520·59-s + 0.768·61-s − 0.248·65-s + 0.977·67-s − 0.963·69-s + 1.63·73-s + 0.115·75-s − 0.900·79-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23520 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23520 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23520\)    =    \(2^{5} \cdot 3 \cdot 5 \cdot 7^{2}\)
Sign: $-1$
Analytic conductor: \(187.808\)
Root analytic conductor: \(13.7043\)
Motivic weight: \(1\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 23520,\ (\ :1/2),\ -1)\)

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 \( 1 - T \)
5 \( 1 - T \)
7 \( 1 \)
good11 \( 1 + p T^{2} \)
13 \( 1 + 2 T + p T^{2} \)
17 \( 1 - 6 T + p T^{2} \)
19 \( 1 + 4 T + p T^{2} \)
23 \( 1 + 8 T + p T^{2} \)
29 \( 1 + 2 T + p T^{2} \)
31 \( 1 + 8 T + p T^{2} \)
37 \( 1 + 2 T + p T^{2} \)
41 \( 1 - 6 T + p T^{2} \)
43 \( 1 + p T^{2} \)
47 \( 1 + p T^{2} \)
53 \( 1 - 6 T + p T^{2} \)
59 \( 1 + 4 T + p T^{2} \)
61 \( 1 - 6 T + p T^{2} \)
67 \( 1 - 8 T + p T^{2} \)
71 \( 1 + p T^{2} \)
73 \( 1 - 14 T + p T^{2} \)
79 \( 1 + 8 T + p T^{2} \)
83 \( 1 + 4 T + p T^{2} \)
89 \( 1 + 2 T + p T^{2} \)
97 \( 1 - 14 T + p T^{2} \)
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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

−15.80786863111672, −14.90425193625605, −14.65128396886378, −14.15848869621854, −13.72310134556802, −12.93703252068893, −12.55524439373957, −12.10112155988428, −11.36702617647010, −10.64595120694073, −10.16124757090304, −9.647511074655057, −9.210298224396440, −8.435322152338282, −7.952777356618569, −7.406724045229381, −6.787586093504978, −5.957308504657399, −5.555761710944029, −4.813065936440907, −3.897046637252034, −3.591840683237225, −2.517825791888902, −2.091114471844770, −1.230479211160076, 0, 1.230479211160076, 2.091114471844770, 2.517825791888902, 3.591840683237225, 3.897046637252034, 4.813065936440907, 5.555761710944029, 5.957308504657399, 6.787586093504978, 7.406724045229381, 7.952777356618569, 8.435322152338282, 9.210298224396440, 9.647511074655057, 10.16124757090304, 10.64595120694073, 11.36702617647010, 12.10112155988428, 12.55524439373957, 12.93703252068893, 13.72310134556802, 14.15848869621854, 14.65128396886378, 14.90425193625605, 15.80786863111672

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