Properties

Label 2-23-1.1-c9-0-6
Degree $2$
Conductor $23$
Sign $-1$
Analytic cond. $11.8458$
Root an. cond. $3.44177$
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  − 30.1·2-s − 193.·3-s + 396.·4-s + 568.·5-s + 5.82e3·6-s + 3.61e3·7-s + 3.47e3·8-s + 1.77e4·9-s − 1.71e4·10-s − 2.70e3·11-s − 7.67e4·12-s + 2.28e4·13-s − 1.08e5·14-s − 1.10e5·15-s − 3.07e5·16-s − 9.38e4·17-s − 5.33e5·18-s + 2.69e5·19-s + 2.25e5·20-s − 6.98e5·21-s + 8.16e4·22-s − 2.79e5·23-s − 6.71e5·24-s − 1.62e6·25-s − 6.87e5·26-s + 3.81e5·27-s + 1.43e6·28-s + ⋯
L(s)  = 1  − 1.33·2-s − 1.37·3-s + 0.774·4-s + 0.407·5-s + 1.83·6-s + 0.568·7-s + 0.299·8-s + 0.899·9-s − 0.542·10-s − 0.0558·11-s − 1.06·12-s + 0.221·13-s − 0.758·14-s − 0.561·15-s − 1.17·16-s − 0.272·17-s − 1.19·18-s + 0.473·19-s + 0.315·20-s − 0.784·21-s + 0.0743·22-s − 0.208·23-s − 0.413·24-s − 0.834·25-s − 0.295·26-s + 0.138·27-s + 0.440·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 23 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(23\)
Sign: $-1$
Analytic conductor: \(11.8458\)
Root analytic conductor: \(3.44177\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 23,\ (\ :9/2),\ -1)\)

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)$
bad23 \( 1 + 2.79e5T \)
good2 \( 1 + 30.1T + 512T^{2} \)
3 \( 1 + 193.T + 1.96e4T^{2} \)
5 \( 1 - 568.T + 1.95e6T^{2} \)
7 \( 1 - 3.61e3T + 4.03e7T^{2} \)
11 \( 1 + 2.70e3T + 2.35e9T^{2} \)
13 \( 1 - 2.28e4T + 1.06e10T^{2} \)
17 \( 1 + 9.38e4T + 1.18e11T^{2} \)
19 \( 1 - 2.69e5T + 3.22e11T^{2} \)
29 \( 1 - 3.04e6T + 1.45e13T^{2} \)
31 \( 1 - 3.69e6T + 2.64e13T^{2} \)
37 \( 1 + 1.81e7T + 1.29e14T^{2} \)
41 \( 1 + 9.47e5T + 3.27e14T^{2} \)
43 \( 1 + 3.70e7T + 5.02e14T^{2} \)
47 \( 1 + 2.51e7T + 1.11e15T^{2} \)
53 \( 1 + 5.27e7T + 3.29e15T^{2} \)
59 \( 1 - 5.16e7T + 8.66e15T^{2} \)
61 \( 1 + 7.29e7T + 1.16e16T^{2} \)
67 \( 1 + 2.75e8T + 2.72e16T^{2} \)
71 \( 1 - 3.95e8T + 4.58e16T^{2} \)
73 \( 1 - 1.76e8T + 5.88e16T^{2} \)
79 \( 1 - 1.92e8T + 1.19e17T^{2} \)
83 \( 1 - 2.66e8T + 1.86e17T^{2} \)
89 \( 1 + 8.53e8T + 3.50e17T^{2} \)
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

−15.77708992971716726957703690553, −13.73557839846143718904579728132, −11.90774542554814680314225072875, −10.87620299379540148338950967648, −9.840583207675360207850011722128, −8.239369191638625955044711583831, −6.60056005849286683270383785777, −4.99912128300218473283783112113, −1.47351254318745574544285578858, 0, 1.47351254318745574544285578858, 4.99912128300218473283783112113, 6.60056005849286683270383785777, 8.239369191638625955044711583831, 9.840583207675360207850011722128, 10.87620299379540148338950967648, 11.90774542554814680314225072875, 13.73557839846143718904579728132, 15.77708992971716726957703690553

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