Properties

Label 2-3e3-27.2-c8-0-20
Degree $2$
Conductor $27$
Sign $-0.835 + 0.549i$
Analytic cond. $10.9992$
Root an. cond. $3.31650$
Motivic weight $8$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (13.3 + 2.35i)2-s + (34.9 + 73.0i)3-s + (−68.2 − 24.8i)4-s + (−636. − 758. i)5-s + (293. + 1.05e3i)6-s + (−2.50e3 + 910. i)7-s + (−3.85e3 − 2.22e3i)8-s + (−4.12e3 + 5.10e3i)9-s + (−6.70e3 − 1.16e4i)10-s + (1.53e4 − 1.82e4i)11-s + (−568. − 5.85e3i)12-s + (4.78e3 + 2.71e4i)13-s + (−3.55e4 + 6.26e3i)14-s + (3.32e4 − 7.30e4i)15-s + (−3.19e4 − 2.67e4i)16-s + (−1.05e5 + 6.11e4i)17-s + ⋯
L(s)  = 1  + (0.833 + 0.146i)2-s + (0.431 + 0.902i)3-s + (−0.266 − 0.0969i)4-s + (−1.01 − 1.21i)5-s + (0.226 + 0.815i)6-s + (−1.04 + 0.379i)7-s + (−0.940 − 0.543i)8-s + (−0.628 + 0.778i)9-s + (−0.670 − 1.16i)10-s + (1.04 − 1.24i)11-s + (−0.0273 − 0.282i)12-s + (0.167 + 0.949i)13-s + (−0.924 + 0.162i)14-s + (0.656 − 1.44i)15-s + (−0.487 − 0.408i)16-s + (−1.26 + 0.732i)17-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.835 + 0.549i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.835 + 0.549i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $-0.835 + 0.549i$
Analytic conductor: \(10.9992\)
Root analytic conductor: \(3.31650\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{27} (2, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 27,\ (\ :4),\ -0.835 + 0.549i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(0.0694615 - 0.232251i\)
\(L(\frac12)\) \(\approx\) \(0.0694615 - 0.232251i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 + (-34.9 - 73.0i)T \)
good2 \( 1 + (-13.3 - 2.35i)T + (240. + 87.5i)T^{2} \)
5 \( 1 + (636. + 758. i)T + (-6.78e4 + 3.84e5i)T^{2} \)
7 \( 1 + (2.50e3 - 910. i)T + (4.41e6 - 3.70e6i)T^{2} \)
11 \( 1 + (-1.53e4 + 1.82e4i)T + (-3.72e7 - 2.11e8i)T^{2} \)
13 \( 1 + (-4.78e3 - 2.71e4i)T + (-7.66e8 + 2.78e8i)T^{2} \)
17 \( 1 + (1.05e5 - 6.11e4i)T + (3.48e9 - 6.04e9i)T^{2} \)
19 \( 1 + (547. - 948. i)T + (-8.49e9 - 1.47e10i)T^{2} \)
23 \( 1 + (-5.04e4 + 1.38e5i)T + (-5.99e10 - 5.03e10i)T^{2} \)
29 \( 1 + (9.24e5 + 1.62e5i)T + (4.70e11 + 1.71e11i)T^{2} \)
31 \( 1 + (-1.31e5 - 4.77e4i)T + (6.53e11 + 5.48e11i)T^{2} \)
37 \( 1 + (3.79e5 + 6.56e5i)T + (-1.75e12 + 3.04e12i)T^{2} \)
41 \( 1 + (-4.60e6 + 8.11e5i)T + (7.50e12 - 2.73e12i)T^{2} \)
43 \( 1 + (1.82e6 + 1.53e6i)T + (2.02e12 + 1.15e13i)T^{2} \)
47 \( 1 + (-4.25e5 - 1.16e6i)T + (-1.82e13 + 1.53e13i)T^{2} \)
53 \( 1 + 6.96e6iT - 6.22e13T^{2} \)
59 \( 1 + (-4.48e6 - 5.34e6i)T + (-2.54e13 + 1.44e14i)T^{2} \)
61 \( 1 + (2.36e7 - 8.62e6i)T + (1.46e14 - 1.23e14i)T^{2} \)
67 \( 1 + (3.60e6 + 2.04e7i)T + (-3.81e14 + 1.38e14i)T^{2} \)
71 \( 1 + (1.06e7 - 6.15e6i)T + (3.22e14 - 5.59e14i)T^{2} \)
73 \( 1 + (-3.50e6 + 6.06e6i)T + (-4.03e14 - 6.98e14i)T^{2} \)
79 \( 1 + (-2.79e6 + 1.58e7i)T + (-1.42e15 - 5.18e14i)T^{2} \)
83 \( 1 + (-4.48e6 - 7.90e5i)T + (2.11e15 + 7.70e14i)T^{2} \)
89 \( 1 + (3.86e7 + 2.23e7i)T + (1.96e15 + 3.40e15i)T^{2} \)
97 \( 1 + (-1.19e7 - 1.00e7i)T + (1.36e15 + 7.71e15i)T^{2} \)
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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

−15.08254753140684322794731764602, −13.77126084988621914425806778353, −12.69827118388924086186739268016, −11.38986769882441849221413748297, −9.137690849532805286160528413434, −8.804847581428747357768743005045, −6.05038645102410975567341546906, −4.38766193496256331553256092507, −3.63706218245358341124769439393, −0.07807189504806760443302508006, 2.87168016431840652972255322084, 3.92571418122463189097156215659, 6.51220637851002245412949328410, 7.48775488311021542266022601897, 9.330559338538046626523958256180, 11.36084024282447950457254180656, 12.48280815019947323603455516998, 13.42482349615635644231092510855, 14.64647714271924704531211720295, 15.38111182864377364686208210500

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