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Properties

Label 2-3e6-9.7-c1-0-21
Degree $2$
Conductor $729$
Sign $-0.500 + 0.866i$
Analytic cond. $5.82109$
Root an. cond. $2.41269$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual no
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + (1.22 − 2.12i)2-s + (−2.02 − 3.49i)4-s + (1.54 + 2.66i)5-s + (1.32 − 2.30i)7-s − 5.01·8-s + 7.57·10-s + (1.71 − 2.97i)11-s + (1.67 + 2.89i)13-s + (−3.26 − 5.65i)14-s + (−2.12 + 3.67i)16-s + 2.57·17-s − 2.09·19-s + (6.22 − 10.7i)20-s + (−4.22 − 7.31i)22-s + (−0.267 − 0.462i)23-s + ⋯
L(s)  = 1  + (0.868 − 1.50i)2-s + (−1.01 − 1.74i)4-s + (0.688 + 1.19i)5-s + (0.502 − 0.870i)7-s − 1.77·8-s + 2.39·10-s + (0.517 − 0.896i)11-s + (0.463 + 0.803i)13-s + (−0.873 − 1.51i)14-s + (−0.530 + 0.919i)16-s + 0.623·17-s − 0.481·19-s + (1.39 − 2.41i)20-s + (−0.899 − 1.55i)22-s + (−0.0557 − 0.0965i)23-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 729 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & (-0.500 + 0.866i)\, \overline{\Lambda}(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 729 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & (-0.500 + 0.866i)\, \overline{\Lambda}(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(729\)    =    \(3^{6}\)
Sign: $-0.500 + 0.866i$
Analytic conductor: \(5.82109\)
Root analytic conductor: \(2.41269\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: $\chi_{729} (487, \cdot )$
Primitive: yes
Self-dual: no
Analytic rank: \(0\)
Selberg data: \((2,\ 729,\ (\ :1/2),\ -0.500 + 0.866i)\)

Particular Values

\(L(1)\) \(\approx\) \(1.36136 - 2.35795i\)
\(L(\frac12)\) \(\approx\) \(1.36136 - 2.35795i\)
\(L(\frac{3}{2})\) 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 \( 1 + (-1.22 + 2.12i)T + (-1 - 1.73i)T^{2} \)
5 \( 1 + (-1.54 - 2.66i)T + (-2.5 + 4.33i)T^{2} \)
7 \( 1 + (-1.32 + 2.30i)T + (-3.5 - 6.06i)T^{2} \)
11 \( 1 + (-1.71 + 2.97i)T + (-5.5 - 9.52i)T^{2} \)
13 \( 1 + (-1.67 - 2.89i)T + (-6.5 + 11.2i)T^{2} \)
17 \( 1 - 2.57T + 17T^{2} \)
19 \( 1 + 2.09T + 19T^{2} \)
23 \( 1 + (0.267 + 0.462i)T + (-11.5 + 19.9i)T^{2} \)
29 \( 1 + (1.26 - 2.19i)T + (-14.5 - 25.1i)T^{2} \)
31 \( 1 + (3.85 + 6.68i)T + (-15.5 + 26.8i)T^{2} \)
37 \( 1 + 10.2T + 37T^{2} \)
41 \( 1 + (-2.44 - 4.23i)T + (-20.5 + 35.5i)T^{2} \)
43 \( 1 + (1.37 - 2.37i)T + (-21.5 - 37.2i)T^{2} \)
47 \( 1 + (-2.82 + 4.89i)T + (-23.5 - 40.7i)T^{2} \)
53 \( 1 - 6.42T + 53T^{2} \)
59 \( 1 + (0.827 + 1.43i)T + (-29.5 + 51.0i)T^{2} \)
61 \( 1 + (7.18 - 12.4i)T + (-30.5 - 52.8i)T^{2} \)
67 \( 1 + (-2.93 - 5.09i)T + (-33.5 + 58.0i)T^{2} \)
71 \( 1 - 14.8T + 71T^{2} \)
73 \( 1 - 1.88T + 73T^{2} \)
79 \( 1 + (8.59 - 14.8i)T + (-39.5 - 68.4i)T^{2} \)
83 \( 1 + (1.98 - 3.43i)T + (-41.5 - 71.8i)T^{2} \)
89 \( 1 - 5.09T + 89T^{2} \)
97 \( 1 + (-5.31 + 9.20i)T + (-48.5 - 84.0i)T^{2} \)
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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

−10.44014131163857729486377876252, −9.766732164540927481773088555777, −8.723437417866514589338154606662, −7.28459139861134163790660796845, −6.31462737704978099372966961439, −5.44343389892872050339196131718, −4.11768012359478852021531120740, −3.52284834513878891516157520253, −2.38331064328554843556012108609, −1.29830692185635234190230551306, 1.77767826218015488202376326621, 3.64124594652811815031499594295, 4.83087425018707118182114387834, 5.33159447222032458564412869083, 5.98703259811699395424130135432, 7.04245140663055101198764488698, 8.046279141074800842866867003893, 8.727570368700896420283193300997, 9.333943180556902264008248731183, 10.58650866800508500260504889481

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