Properties

Label 2-720-4.3-c4-0-34
Degree $2$
Conductor $720$
Sign $-0.5 + 0.866i$
Analytic cond. $74.4263$
Root an. cond. $8.62707$
Motivic weight $4$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 11.1·5-s + 36.5i·7-s − 162. i·11-s + 52.7·13-s − 214.·17-s + 369. i·19-s − 664. i·23-s + 125.·25-s − 300.·29-s − 310. i·31-s + 409. i·35-s − 2.26e3·37-s − 442.·41-s − 1.50e3i·43-s + 3.60e3i·47-s + ⋯
L(s)  = 1  + 0.447·5-s + 0.746i·7-s − 1.34i·11-s + 0.312·13-s − 0.741·17-s + 1.02i·19-s − 1.25i·23-s + 0.200·25-s − 0.357·29-s − 0.323i·31-s + 0.333i·35-s − 1.65·37-s − 0.262·41-s − 0.815i·43-s + 1.63i·47-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.5 + 0.866i)\, \overline{\Lambda}(5-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 720 ^{s/2} \, \Gamma_{\C}(s+2) \, L(s)\cr =\mathstrut & (-0.5 + 0.866i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(720\)    =    \(2^{4} \cdot 3^{2} \cdot 5\)
Sign: $-0.5 + 0.866i$
Analytic conductor: \(74.4263\)
Root analytic conductor: \(8.62707\)
Motivic weight: \(4\)
Rational: no
Arithmetic: yes
Character: $\chi_{720} (271, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 720,\ (\ :2),\ -0.5 + 0.866i)\)

Particular Values

\(L(\frac{5}{2})\) \(\approx\) \(1.088190706\)
\(L(\frac12)\) \(\approx\) \(1.088190706\)
\(L(3)\) 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 \( 1 - 11.1T \)
good7 \( 1 - 36.5iT - 2.40e3T^{2} \)
11 \( 1 + 162. iT - 1.46e4T^{2} \)
13 \( 1 - 52.7T + 2.85e4T^{2} \)
17 \( 1 + 214.T + 8.35e4T^{2} \)
19 \( 1 - 369. iT - 1.30e5T^{2} \)
23 \( 1 + 664. iT - 2.79e5T^{2} \)
29 \( 1 + 300.T + 7.07e5T^{2} \)
31 \( 1 + 310. iT - 9.23e5T^{2} \)
37 \( 1 + 2.26e3T + 1.87e6T^{2} \)
41 \( 1 + 442.T + 2.82e6T^{2} \)
43 \( 1 + 1.50e3iT - 3.41e6T^{2} \)
47 \( 1 - 3.60e3iT - 4.87e6T^{2} \)
53 \( 1 - 1.75e3T + 7.89e6T^{2} \)
59 \( 1 + 4.02e3iT - 1.21e7T^{2} \)
61 \( 1 + 3.09e3T + 1.38e7T^{2} \)
67 \( 1 + 8.30e3iT - 2.01e7T^{2} \)
71 \( 1 + 2.51e3iT - 2.54e7T^{2} \)
73 \( 1 - 8.40e3T + 2.83e7T^{2} \)
79 \( 1 - 9.38e3iT - 3.89e7T^{2} \)
83 \( 1 + 1.08e4iT - 4.74e7T^{2} \)
89 \( 1 + 1.35e4T + 6.27e7T^{2} \)
97 \( 1 + 1.00e4T + 8.85e7T^{2} \)
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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

−9.393056592917716720927783856921, −8.687171842235591137258614465026, −8.067192136587383736723680955636, −6.66163865283082636724264019458, −5.98314193557608671837805134215, −5.20555051495218333212270730193, −3.88260551481034436661460922245, −2.80840911625677308778190054688, −1.70890976281778307064984320386, −0.24699343881010920469329805475, 1.28834293349901862258516960957, 2.32881943156642384124942648128, 3.71018082670354202071911454531, 4.66465205260879705286161739795, 5.56576704441814814561744524421, 6.98694473894738805594200720508, 7.11950420976326977625053146153, 8.488873833709994974931056138361, 9.357713924710228615934206737454, 10.08984384480746072832491498130

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