Properties

Label 2-3e3-9.4-c9-0-7
Degree $2$
Conductor $27$
Sign $-0.277 - 0.960i$
Analytic cond. $13.9059$
Root an. cond. $3.72907$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−17.4 − 30.1i)2-s + (−351. + 609. i)4-s + (1.00e3 − 1.73e3i)5-s + (−2.43e3 − 4.21e3i)7-s + 6.68e3·8-s − 6.99e4·10-s + (−3.69e4 − 6.40e4i)11-s + (−1.32e4 + 2.29e4i)13-s + (−8.48e4 + 1.46e5i)14-s + (6.36e4 + 1.10e5i)16-s + 3.00e5·17-s + 1.80e5·19-s + (7.05e5 + 1.22e6i)20-s + (−1.28e6 + 2.23e6i)22-s + (−1.06e6 + 1.84e6i)23-s + ⋯
L(s)  = 1  + (−0.770 − 1.33i)2-s + (−0.687 + 1.19i)4-s + (0.717 − 1.24i)5-s + (−0.383 − 0.663i)7-s + 0.576·8-s − 2.21·10-s + (−0.761 − 1.31i)11-s + (−0.128 + 0.222i)13-s + (−0.590 + 1.02i)14-s + (0.242 + 0.420i)16-s + 0.872·17-s + 0.317·19-s + (0.986 + 1.70i)20-s + (−1.17 + 2.03i)22-s + (−0.794 + 1.37i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.277 - 0.960i)\, \overline{\Lambda}(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & (-0.277 - 0.960i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $-0.277 - 0.960i$
Analytic conductor: \(13.9059\)
Root analytic conductor: \(3.72907\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: $\chi_{27} (10, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 27,\ (\ :9/2),\ -0.277 - 0.960i)\)

Particular Values

\(L(5)\) \(\approx\) \(0.414324 + 0.551020i\)
\(L(\frac12)\) \(\approx\) \(0.414324 + 0.551020i\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
good2 \( 1 + (17.4 + 30.1i)T + (-256 + 443. i)T^{2} \)
5 \( 1 + (-1.00e3 + 1.73e3i)T + (-9.76e5 - 1.69e6i)T^{2} \)
7 \( 1 + (2.43e3 + 4.21e3i)T + (-2.01e7 + 3.49e7i)T^{2} \)
11 \( 1 + (3.69e4 + 6.40e4i)T + (-1.17e9 + 2.04e9i)T^{2} \)
13 \( 1 + (1.32e4 - 2.29e4i)T + (-5.30e9 - 9.18e9i)T^{2} \)
17 \( 1 - 3.00e5T + 1.18e11T^{2} \)
19 \( 1 - 1.80e5T + 3.22e11T^{2} \)
23 \( 1 + (1.06e6 - 1.84e6i)T + (-9.00e11 - 1.55e12i)T^{2} \)
29 \( 1 + (9.48e5 + 1.64e6i)T + (-7.25e12 + 1.25e13i)T^{2} \)
31 \( 1 + (2.53e6 - 4.39e6i)T + (-1.32e13 - 2.28e13i)T^{2} \)
37 \( 1 + 2.17e6T + 1.29e14T^{2} \)
41 \( 1 + (3.81e6 - 6.61e6i)T + (-1.63e14 - 2.83e14i)T^{2} \)
43 \( 1 + (-6.86e6 - 1.18e7i)T + (-2.51e14 + 4.35e14i)T^{2} \)
47 \( 1 + (2.53e7 + 4.38e7i)T + (-5.59e14 + 9.69e14i)T^{2} \)
53 \( 1 + 2.60e7T + 3.29e15T^{2} \)
59 \( 1 + (-2.11e7 + 3.65e7i)T + (-4.33e15 - 7.50e15i)T^{2} \)
61 \( 1 + (-2.43e7 - 4.22e7i)T + (-5.84e15 + 1.01e16i)T^{2} \)
67 \( 1 + (-8.56e7 + 1.48e8i)T + (-1.36e16 - 2.35e16i)T^{2} \)
71 \( 1 + 8.48e7T + 4.58e16T^{2} \)
73 \( 1 - 1.62e8T + 5.88e16T^{2} \)
79 \( 1 + (9.50e7 + 1.64e8i)T + (-5.99e16 + 1.03e17i)T^{2} \)
83 \( 1 + (2.21e8 + 3.84e8i)T + (-9.34e16 + 1.61e17i)T^{2} \)
89 \( 1 - 4.26e8T + 3.50e17T^{2} \)
97 \( 1 + (8.06e8 + 1.39e9i)T + (-3.80e17 + 6.58e17i)T^{2} \)
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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

−13.73970337447111689262599985432, −12.91818332874678006447418441099, −11.64607361128334637562443235688, −10.27308212185709998913094758274, −9.366568329433775535842972866336, −8.145653973768756415600668861182, −5.55401411981011549405967188998, −3.41445794998918978177150225628, −1.53223247950095836764446305623, −0.36969126817551384287045293819, 2.53928645063913943426000490012, 5.55691999555602550489433048140, 6.69117727992518170263711720328, 7.79784863307226573134968163984, 9.515472832763790853293749084675, 10.34238203631191399860549582835, 12.48822701304613761793560522794, 14.31120820538867343226223307948, 15.03105528845339662429398321681, 16.06172615035816075769218718933

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