Properties

Label 2-3e3-9.5-c8-0-6
Degree $2$
Conductor $27$
Sign $-0.741 + 0.671i$
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  + (22.1 − 12.7i)2-s + (199. − 344. i)4-s + (−570. − 329. i)5-s + (−1.51e3 − 2.61e3i)7-s − 3.63e3i·8-s − 1.68e4·10-s + (8.01e3 − 4.62e3i)11-s + (2.17e4 − 3.77e4i)13-s + (−6.70e4 − 3.86e4i)14-s + (4.44e3 + 7.70e3i)16-s + 1.07e5i·17-s − 2.23e4·19-s + (−2.27e5 + 1.31e5i)20-s + (1.18e5 − 2.05e5i)22-s + (1.15e5 + 6.69e4i)23-s + ⋯
L(s)  = 1  + (1.38 − 0.799i)2-s + (0.777 − 1.34i)4-s + (−0.912 − 0.526i)5-s + (−0.629 − 1.09i)7-s − 0.888i·8-s − 1.68·10-s + (0.547 − 0.316i)11-s + (0.762 − 1.32i)13-s + (−1.74 − 1.00i)14-s + (0.0678 + 0.117i)16-s + 1.28i·17-s − 0.171·19-s + (−1.41 + 0.819i)20-s + (0.505 − 0.875i)22-s + (0.414 + 0.239i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.741 + 0.671i)\, \overline{\Lambda}(9-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 27 ^{s/2} \, \Gamma_{\C}(s+4) \, L(s)\cr =\mathstrut & (-0.741 + 0.671i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $-0.741 + 0.671i$
Analytic conductor: \(10.9992\)
Root analytic conductor: \(3.31650\)
Motivic weight: \(8\)
Rational: no
Arithmetic: yes
Character: $\chi_{27} (17, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 27,\ (\ :4),\ -0.741 + 0.671i)\)

Particular Values

\(L(\frac{9}{2})\) \(\approx\) \(1.02577 - 2.66111i\)
\(L(\frac12)\) \(\approx\) \(1.02577 - 2.66111i\)
\(L(5)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
good2 \( 1 + (-22.1 + 12.7i)T + (128 - 221. i)T^{2} \)
5 \( 1 + (570. + 329. i)T + (1.95e5 + 3.38e5i)T^{2} \)
7 \( 1 + (1.51e3 + 2.61e3i)T + (-2.88e6 + 4.99e6i)T^{2} \)
11 \( 1 + (-8.01e3 + 4.62e3i)T + (1.07e8 - 1.85e8i)T^{2} \)
13 \( 1 + (-2.17e4 + 3.77e4i)T + (-4.07e8 - 7.06e8i)T^{2} \)
17 \( 1 - 1.07e5iT - 6.97e9T^{2} \)
19 \( 1 + 2.23e4T + 1.69e10T^{2} \)
23 \( 1 + (-1.15e5 - 6.69e4i)T + (3.91e10 + 6.78e10i)T^{2} \)
29 \( 1 + (-2.19e5 + 1.26e5i)T + (2.50e11 - 4.33e11i)T^{2} \)
31 \( 1 + (-3.93e5 + 6.82e5i)T + (-4.26e11 - 7.38e11i)T^{2} \)
37 \( 1 - 1.55e6T + 3.51e12T^{2} \)
41 \( 1 + (-1.91e6 - 1.10e6i)T + (3.99e12 + 6.91e12i)T^{2} \)
43 \( 1 + (2.77e5 + 4.79e5i)T + (-5.84e12 + 1.01e13i)T^{2} \)
47 \( 1 + (2.05e6 - 1.18e6i)T + (1.19e13 - 2.06e13i)T^{2} \)
53 \( 1 + 7.83e6iT - 6.22e13T^{2} \)
59 \( 1 + (4.48e6 + 2.59e6i)T + (7.34e13 + 1.27e14i)T^{2} \)
61 \( 1 + (4.77e6 + 8.26e6i)T + (-9.58e13 + 1.66e14i)T^{2} \)
67 \( 1 + (4.31e6 - 7.47e6i)T + (-2.03e14 - 3.51e14i)T^{2} \)
71 \( 1 - 3.31e7iT - 6.45e14T^{2} \)
73 \( 1 + 5.28e7T + 8.06e14T^{2} \)
79 \( 1 + (-4.50e6 - 7.80e6i)T + (-7.58e14 + 1.31e15i)T^{2} \)
83 \( 1 + (-3.31e7 + 1.91e7i)T + (1.12e15 - 1.95e15i)T^{2} \)
89 \( 1 + 1.41e7iT - 3.93e15T^{2} \)
97 \( 1 + (-7.52e7 - 1.30e8i)T + (-3.91e15 + 6.78e15i)T^{2} \)
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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

−14.78210702677580791373249314997, −13.34896785573354135793159453996, −12.74669352574999468866147954308, −11.42272680957271593120361159372, −10.36549146384626025627229796742, −8.126336412398584329796629188789, −6.10236487423138555974725882432, −4.26316381974166204523318816687, −3.41105036603518156542593345078, −0.890815246120218763470979686393, 3.05965531414419160474022603974, 4.46302770526400839678335504908, 6.19850837451422248330409491323, 7.19882100144080750760206453190, 9.108951151818190139156767200504, 11.52548274245976527488481597492, 12.30149548862555911686897296181, 13.73995118678843116799744475538, 14.81083647076785556102962363676, 15.72275617634463188680486550833

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