Properties

Label 2-2151-1.1-c1-0-21
Degree $2$
Conductor $2151$
Sign $1$
Analytic cond. $17.1758$
Root an. cond. $4.14437$
Motivic weight $1$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 0.411·2-s − 1.83·4-s + 3.83·5-s − 3.43·7-s + 1.57·8-s − 1.57·10-s − 4.43·11-s + 2.14·13-s + 1.41·14-s + 3.01·16-s + 4.41·17-s − 6.36·19-s − 7.01·20-s + 1.82·22-s − 2.92·23-s + 9.69·25-s − 0.882·26-s + 6.29·28-s + 2.96·29-s + 5.41·31-s − 4.39·32-s − 1.82·34-s − 13.1·35-s + 6.78·37-s + 2.62·38-s + 6.04·40-s − 2.91·41-s + ⋯
L(s)  = 1  − 0.291·2-s − 0.915·4-s + 1.71·5-s − 1.29·7-s + 0.557·8-s − 0.499·10-s − 1.33·11-s + 0.593·13-s + 0.378·14-s + 0.752·16-s + 1.07·17-s − 1.46·19-s − 1.56·20-s + 0.389·22-s − 0.610·23-s + 1.93·25-s − 0.173·26-s + 1.18·28-s + 0.551·29-s + 0.971·31-s − 0.777·32-s − 0.312·34-s − 2.22·35-s + 1.11·37-s + 0.425·38-s + 0.956·40-s − 0.454·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 2151 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(2-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 2151 ^{s/2} \, \Gamma_{\C}(s+1/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(2151\)    =    \(3^{2} \cdot 239\)
Sign: $1$
Analytic conductor: \(17.1758\)
Root analytic conductor: \(4.14437\)
Motivic weight: \(1\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 2151,\ (\ :1/2),\ 1)\)

Particular Values

\(L(1)\) \(\approx\) \(1.288748686\)
\(L(\frac12)\) \(\approx\) \(1.288748686\)
\(L(\frac{3}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
239 \( 1 + T \)
good2 \( 1 + 0.411T + 2T^{2} \)
5 \( 1 - 3.83T + 5T^{2} \)
7 \( 1 + 3.43T + 7T^{2} \)
11 \( 1 + 4.43T + 11T^{2} \)
13 \( 1 - 2.14T + 13T^{2} \)
17 \( 1 - 4.41T + 17T^{2} \)
19 \( 1 + 6.36T + 19T^{2} \)
23 \( 1 + 2.92T + 23T^{2} \)
29 \( 1 - 2.96T + 29T^{2} \)
31 \( 1 - 5.41T + 31T^{2} \)
37 \( 1 - 6.78T + 37T^{2} \)
41 \( 1 + 2.91T + 41T^{2} \)
43 \( 1 - 8.58T + 43T^{2} \)
47 \( 1 - 9.64T + 47T^{2} \)
53 \( 1 + 4.61T + 53T^{2} \)
59 \( 1 - 8.82T + 59T^{2} \)
61 \( 1 + 12.3T + 61T^{2} \)
67 \( 1 - 5.42T + 67T^{2} \)
71 \( 1 - 7.67T + 71T^{2} \)
73 \( 1 - 5.54T + 73T^{2} \)
79 \( 1 - 3.30T + 79T^{2} \)
83 \( 1 + 9.22T + 83T^{2} \)
89 \( 1 + 0.615T + 89T^{2} \)
97 \( 1 - 16.6T + 97T^{2} \)
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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

−9.232452738637964872282704114165, −8.488958326128343540424592694192, −7.70741812200770976440631318914, −6.43164201914423965708127230723, −5.97031223414519519974471907850, −5.28813911249133025804913908084, −4.26061443235000266350291258442, −3.07866763656137297360458723711, −2.22122655795198965792880100700, −0.77782400340100948676482026473, 0.77782400340100948676482026473, 2.22122655795198965792880100700, 3.07866763656137297360458723711, 4.26061443235000266350291258442, 5.28813911249133025804913908084, 5.97031223414519519974471907850, 6.43164201914423965708127230723, 7.70741812200770976440631318914, 8.488958326128343540424592694192, 9.232452738637964872282704114165

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