Properties

Label 2-3e3-1.1-c9-0-9
Degree $2$
Conductor $27$
Sign $-1$
Analytic cond. $13.9059$
Root an. cond. $3.72907$
Motivic weight $9$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 3.46·2-s − 500.·4-s + 1.40e3·5-s + 1.66e3·7-s − 3.50e3·8-s + 4.86e3·10-s − 6.36e4·11-s − 1.11e5·13-s + 5.76e3·14-s + 2.43e5·16-s − 3.83e5·17-s + 7.44e3·19-s − 7.02e5·20-s − 2.20e5·22-s − 2.61e6·23-s + 1.81e4·25-s − 3.85e5·26-s − 8.32e5·28-s + 5.79e5·29-s + 3.51e6·31-s + 2.63e6·32-s − 1.32e6·34-s + 2.33e6·35-s − 9.82e6·37-s + 2.57e4·38-s − 4.92e6·40-s + 1.77e7·41-s + ⋯
L(s)  = 1  + 0.153·2-s − 0.976·4-s + 1.00·5-s + 0.262·7-s − 0.302·8-s + 0.153·10-s − 1.31·11-s − 1.07·13-s + 0.0401·14-s + 0.930·16-s − 1.11·17-s + 0.0131·19-s − 0.981·20-s − 0.200·22-s − 1.95·23-s + 0.00927·25-s − 0.165·26-s − 0.256·28-s + 0.152·29-s + 0.684·31-s + 0.444·32-s − 0.170·34-s + 0.263·35-s − 0.862·37-s + 0.00200·38-s − 0.303·40-s + 0.982·41-s + ⋯

Functional equation

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

Invariants

Degree: \(2\)
Conductor: \(27\)    =    \(3^{3}\)
Sign: $-1$
Analytic conductor: \(13.9059\)
Root analytic conductor: \(3.72907\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 27,\ (\ :9/2),\ -1)\)

Particular Values

\(L(5)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{11}{2})\) 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 \( 1 - 3.46T + 512T^{2} \)
5 \( 1 - 1.40e3T + 1.95e6T^{2} \)
7 \( 1 - 1.66e3T + 4.03e7T^{2} \)
11 \( 1 + 6.36e4T + 2.35e9T^{2} \)
13 \( 1 + 1.11e5T + 1.06e10T^{2} \)
17 \( 1 + 3.83e5T + 1.18e11T^{2} \)
19 \( 1 - 7.44e3T + 3.22e11T^{2} \)
23 \( 1 + 2.61e6T + 1.80e12T^{2} \)
29 \( 1 - 5.79e5T + 1.45e13T^{2} \)
31 \( 1 - 3.51e6T + 2.64e13T^{2} \)
37 \( 1 + 9.82e6T + 1.29e14T^{2} \)
41 \( 1 - 1.77e7T + 3.27e14T^{2} \)
43 \( 1 - 3.91e7T + 5.02e14T^{2} \)
47 \( 1 - 2.67e7T + 1.11e15T^{2} \)
53 \( 1 + 6.04e7T + 3.29e15T^{2} \)
59 \( 1 + 1.34e8T + 8.66e15T^{2} \)
61 \( 1 - 1.40e8T + 1.16e16T^{2} \)
67 \( 1 - 7.31e7T + 2.72e16T^{2} \)
71 \( 1 + 2.72e8T + 4.58e16T^{2} \)
73 \( 1 + 2.64e8T + 5.88e16T^{2} \)
79 \( 1 - 5.44e8T + 1.19e17T^{2} \)
83 \( 1 - 1.73e8T + 1.86e17T^{2} \)
89 \( 1 - 5.69e8T + 3.50e17T^{2} \)
97 \( 1 + 5.86e8T + 7.60e17T^{2} \)
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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

−14.30234790729116116484513664120, −13.51067767934819817156012728782, −12.40971542639178122594534419477, −10.41861738197732362496582320144, −9.424988568944930459500046386393, −7.932532008646692753027514193156, −5.82148488940544645794540919867, −4.58906370197315135486009635355, −2.31410530135178468844760205666, 0, 2.31410530135178468844760205666, 4.58906370197315135486009635355, 5.82148488940544645794540919867, 7.932532008646692753027514193156, 9.424988568944930459500046386393, 10.41861738197732362496582320144, 12.40971542639178122594534419477, 13.51067767934819817156012728782, 14.30234790729116116484513664120

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