Properties

Label 2-3e3-27.13-c7-0-12
Degree $2$
Conductor $27$
Sign $0.350 + 0.936i$
Analytic cond. $8.43439$
Root an. cond. $2.90420$
Motivic weight $7$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (−0.898 − 5.09i)2-s + (6.18 − 46.3i)3-s + (95.1 − 34.6i)4-s + (331. + 278. i)5-s + (−241. + 10.1i)6-s + (981. + 357. i)7-s + (−592. − 1.02e3i)8-s + (−2.11e3 − 573. i)9-s + (1.11e3 − 1.93e3i)10-s + (2.11e3 − 1.77e3i)11-s + (−1.01e3 − 4.62e3i)12-s + (−193. + 1.09e3i)13-s + (937. − 5.31e3i)14-s + (1.49e4 − 1.36e4i)15-s + (5.23e3 − 4.38e3i)16-s + (−1.47e4 + 2.55e4i)17-s + ⋯
L(s)  = 1  + (−0.0793 − 0.450i)2-s + (0.132 − 0.991i)3-s + (0.743 − 0.270i)4-s + (1.18 + 0.995i)5-s + (−0.456 + 0.0191i)6-s + (1.08 + 0.393i)7-s + (−0.409 − 0.709i)8-s + (−0.965 − 0.262i)9-s + (0.353 − 0.612i)10-s + (0.478 − 0.401i)11-s + (−0.169 − 0.772i)12-s + (−0.0243 + 0.138i)13-s + (0.0913 − 0.518i)14-s + (1.14 − 1.04i)15-s + (0.319 − 0.267i)16-s + (−0.729 + 1.26i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (0.350 + 0.936i)\, \overline{\Lambda}(8-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s+7/2) \, L(s)\cr =\mathstrut & (0.350 + 0.936i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $0.350 + 0.936i$
Analytic conductor: \(8.43439\)
Root analytic conductor: \(2.90420\)
Motivic weight: \(7\)
Rational: no
Arithmetic: yes
Character: $\chi_{27} (13, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 27,\ (\ :7/2),\ 0.350 + 0.936i)\)

Particular Values

\(L(4)\) \(\approx\) \(2.02183 - 1.40167i\)
\(L(\frac12)\) \(\approx\) \(2.02183 - 1.40167i\)
\(L(\frac{9}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-6.18 + 46.3i)T \)
good2 \( 1 + (0.898 + 5.09i)T + (-120. + 43.7i)T^{2} \)
5 \( 1 + (-331. - 278. i)T + (1.35e4 + 7.69e4i)T^{2} \)
7 \( 1 + (-981. - 357. i)T + (6.30e5 + 5.29e5i)T^{2} \)
11 \( 1 + (-2.11e3 + 1.77e3i)T + (3.38e6 - 1.91e7i)T^{2} \)
13 \( 1 + (193. - 1.09e3i)T + (-5.89e7 - 2.14e7i)T^{2} \)
17 \( 1 + (1.47e4 - 2.55e4i)T + (-2.05e8 - 3.55e8i)T^{2} \)
19 \( 1 + (2.91e4 + 5.04e4i)T + (-4.46e8 + 7.74e8i)T^{2} \)
23 \( 1 + (1.55e4 - 5.65e3i)T + (2.60e9 - 2.18e9i)T^{2} \)
29 \( 1 + (-2.06e4 - 1.16e5i)T + (-1.62e10 + 5.89e9i)T^{2} \)
31 \( 1 + (2.57e4 - 9.37e3i)T + (2.10e10 - 1.76e10i)T^{2} \)
37 \( 1 + (-4.71e4 + 8.16e4i)T + (-4.74e10 - 8.22e10i)T^{2} \)
41 \( 1 + (9.35e4 - 5.30e5i)T + (-1.83e11 - 6.66e10i)T^{2} \)
43 \( 1 + (-6.30e5 + 5.29e5i)T + (4.72e10 - 2.67e11i)T^{2} \)
47 \( 1 + (1.89e5 + 6.90e4i)T + (3.88e11 + 3.25e11i)T^{2} \)
53 \( 1 - 1.53e5T + 1.17e12T^{2} \)
59 \( 1 + (-4.08e5 - 3.42e5i)T + (4.32e11 + 2.45e12i)T^{2} \)
61 \( 1 + (2.36e6 + 8.61e5i)T + (2.40e12 + 2.02e12i)T^{2} \)
67 \( 1 + (5.93e5 - 3.36e6i)T + (-5.69e12 - 2.07e12i)T^{2} \)
71 \( 1 + (2.10e6 - 3.64e6i)T + (-4.54e12 - 7.87e12i)T^{2} \)
73 \( 1 + (-2.45e5 - 4.25e5i)T + (-5.52e12 + 9.56e12i)T^{2} \)
79 \( 1 + (-8.13e5 - 4.61e6i)T + (-1.80e13 + 6.56e12i)T^{2} \)
83 \( 1 + (1.46e6 + 8.31e6i)T + (-2.54e13 + 9.28e12i)T^{2} \)
89 \( 1 + (-1.21e6 - 2.10e6i)T + (-2.21e13 + 3.83e13i)T^{2} \)
97 \( 1 + (-9.94e6 + 8.34e6i)T + (1.40e13 - 7.95e13i)T^{2} \)
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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

−15.07032300663352522559140343137, −14.30454970139647307799641021280, −12.98971634247139663539757259200, −11.44103757176939562976259683759, −10.70211240545356403240299146267, −8.830600944297351213844088335273, −6.90823799317586027794297243735, −6.00160896452469611920655050253, −2.54263849165993900247417722554, −1.62998822560010899730111601070, 1.98307729758263922791330421625, 4.57487420377457250847905210787, 5.94444984447702760715794709590, 8.044836940995963121912225210028, 9.296242394565610900834063043176, 10.68059620599195481872193352778, 12.06376267721664457901473216277, 13.88375927737078182121991674792, 14.85253910074950409430870533640, 16.20966641484229421624334533898

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