Properties

Label 2-1440-1.1-c3-0-43
Degree $2$
Conductor $1440$
Sign $-1$
Analytic cond. $84.9627$
Root an. cond. $9.21752$
Motivic weight $3$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5·5-s − 22.5·7-s + 6.39·11-s + 78.5·13-s − 56.1·17-s − 82.9·19-s − 10.2·23-s + 25·25-s + 135.·29-s − 44.2·31-s − 112.·35-s + 128.·37-s − 174.·41-s + 270.·43-s − 596.·47-s + 167.·49-s − 0.289·53-s + 31.9·55-s + 655.·59-s + 48.7·61-s + 392.·65-s − 358.·67-s − 97.3·71-s − 617.·73-s − 144.·77-s − 448.·79-s + 723.·83-s + ⋯
L(s)  = 1  + 0.447·5-s − 1.21·7-s + 0.175·11-s + 1.67·13-s − 0.801·17-s − 1.00·19-s − 0.0929·23-s + 0.200·25-s + 0.869·29-s − 0.256·31-s − 0.545·35-s + 0.571·37-s − 0.663·41-s + 0.959·43-s − 1.85·47-s + 0.487·49-s − 0.000750·53-s + 0.0783·55-s + 1.44·59-s + 0.102·61-s + 0.749·65-s − 0.654·67-s − 0.162·71-s − 0.989·73-s − 0.213·77-s − 0.639·79-s + 0.957·83-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(4-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 1440 ^{s/2} \, \Gamma_{\C}(s+3/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(1440\)    =    \(2^{5} \cdot 3^{2} \cdot 5\)
Sign: $-1$
Analytic conductor: \(84.9627\)
Root analytic conductor: \(9.21752\)
Motivic weight: \(3\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 1440,\ (\ :3/2),\ -1)\)

Particular Values

\(L(2)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{5}{2})\) 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 \( 1 - 5T \)
good7 \( 1 + 22.5T + 343T^{2} \)
11 \( 1 - 6.39T + 1.33e3T^{2} \)
13 \( 1 - 78.5T + 2.19e3T^{2} \)
17 \( 1 + 56.1T + 4.91e3T^{2} \)
19 \( 1 + 82.9T + 6.85e3T^{2} \)
23 \( 1 + 10.2T + 1.21e4T^{2} \)
29 \( 1 - 135.T + 2.43e4T^{2} \)
31 \( 1 + 44.2T + 2.97e4T^{2} \)
37 \( 1 - 128.T + 5.06e4T^{2} \)
41 \( 1 + 174.T + 6.89e4T^{2} \)
43 \( 1 - 270.T + 7.95e4T^{2} \)
47 \( 1 + 596.T + 1.03e5T^{2} \)
53 \( 1 + 0.289T + 1.48e5T^{2} \)
59 \( 1 - 655.T + 2.05e5T^{2} \)
61 \( 1 - 48.7T + 2.26e5T^{2} \)
67 \( 1 + 358.T + 3.00e5T^{2} \)
71 \( 1 + 97.3T + 3.57e5T^{2} \)
73 \( 1 + 617.T + 3.89e5T^{2} \)
79 \( 1 + 448.T + 4.93e5T^{2} \)
83 \( 1 - 723.T + 5.71e5T^{2} \)
89 \( 1 - 112.T + 7.04e5T^{2} \)
97 \( 1 + 396.T + 9.12e5T^{2} \)
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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

−8.811449215919337488783354850274, −8.171484469528509396851308363737, −6.72863856426024891884689082320, −6.45483993093291754260281462720, −5.66504569079821394804361970927, −4.37432028201329440639032848434, −3.55490218119831981143907248424, −2.56918487757764805390665128746, −1.33579470341932987631431728676, 0, 1.33579470341932987631431728676, 2.56918487757764805390665128746, 3.55490218119831981143907248424, 4.37432028201329440639032848434, 5.66504569079821394804361970927, 6.45483993093291754260281462720, 6.72863856426024891884689082320, 8.171484469528509396851308363737, 8.811449215919337488783354850274

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