Properties

Label 2-3e3-1.1-c9-0-3
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 $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 44.4·2-s + 1.46e3·4-s + 1.05e3·5-s + 6.59e3·7-s − 4.24e4·8-s − 4.67e4·10-s − 1.44e4·11-s + 5.00e3·13-s − 2.93e5·14-s + 1.13e6·16-s + 4.44e5·17-s − 4.87e5·19-s + 1.54e6·20-s + 6.43e5·22-s + 6.73e4·23-s − 8.49e5·25-s − 2.22e5·26-s + 9.66e6·28-s + 3.41e6·29-s + 3.45e6·31-s − 2.88e7·32-s − 1.97e7·34-s + 6.92e6·35-s − 3.94e6·37-s + 2.16e7·38-s − 4.45e7·40-s + 1.76e7·41-s + ⋯
L(s)  = 1  − 1.96·2-s + 2.86·4-s + 0.751·5-s + 1.03·7-s − 3.66·8-s − 1.47·10-s − 0.297·11-s + 0.0485·13-s − 2.03·14-s + 4.33·16-s + 1.29·17-s − 0.858·19-s + 2.15·20-s + 0.585·22-s + 0.0501·23-s − 0.434·25-s − 0.0955·26-s + 2.97·28-s + 0.897·29-s + 0.672·31-s − 4.86·32-s − 2.53·34-s + 0.780·35-s − 0.346·37-s + 1.68·38-s − 2.75·40-s + 0.973·41-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: \(0\)
Selberg data: \((2,\ 27,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(0.9682770128\)
\(L(\frac12)\) \(\approx\) \(0.9682770128\)
\(L(\frac{11}{2})\) 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 \( 1 + 44.4T + 512T^{2} \)
5 \( 1 - 1.05e3T + 1.95e6T^{2} \)
7 \( 1 - 6.59e3T + 4.03e7T^{2} \)
11 \( 1 + 1.44e4T + 2.35e9T^{2} \)
13 \( 1 - 5.00e3T + 1.06e10T^{2} \)
17 \( 1 - 4.44e5T + 1.18e11T^{2} \)
19 \( 1 + 4.87e5T + 3.22e11T^{2} \)
23 \( 1 - 6.73e4T + 1.80e12T^{2} \)
29 \( 1 - 3.41e6T + 1.45e13T^{2} \)
31 \( 1 - 3.45e6T + 2.64e13T^{2} \)
37 \( 1 + 3.94e6T + 1.29e14T^{2} \)
41 \( 1 - 1.76e7T + 3.27e14T^{2} \)
43 \( 1 - 3.30e7T + 5.02e14T^{2} \)
47 \( 1 - 3.71e7T + 1.11e15T^{2} \)
53 \( 1 - 7.86e7T + 3.29e15T^{2} \)
59 \( 1 + 5.13e7T + 8.66e15T^{2} \)
61 \( 1 + 1.92e7T + 1.16e16T^{2} \)
67 \( 1 - 2.14e8T + 2.72e16T^{2} \)
71 \( 1 + 3.25e8T + 4.58e16T^{2} \)
73 \( 1 - 1.57e8T + 5.88e16T^{2} \)
79 \( 1 - 3.58e7T + 1.19e17T^{2} \)
83 \( 1 + 8.07e6T + 1.86e17T^{2} \)
89 \( 1 + 9.43e8T + 3.50e17T^{2} \)
97 \( 1 - 9.67e8T + 7.60e17T^{2} \)
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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

−15.69631300266965965298704642435, −14.39661355569706071050628325184, −12.15076212432037677024552483734, −10.84962267442712759189532283193, −9.925071924354711601506677777377, −8.610316448326135491177583777183, −7.55574876224531037726053753667, −5.91300102340919663309451511663, −2.33574633783176467565860962157, −1.03596924526436548316924677411, 1.03596924526436548316924677411, 2.33574633783176467565860962157, 5.91300102340919663309451511663, 7.55574876224531037726053753667, 8.610316448326135491177583777183, 9.925071924354711601506677777377, 10.84962267442712759189532283193, 12.15076212432037677024552483734, 14.39661355569706071050628325184, 15.69631300266965965298704642435

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