Properties

Label 2-43-1.1-c5-0-15
Degree $2$
Conductor $43$
Sign $-1$
Analytic cond. $6.89650$
Root an. cond. $2.62611$
Motivic weight $5$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  + 5.21·2-s − 11.2·3-s − 4.81·4-s − 9.80·5-s − 58.7·6-s − 11.1·7-s − 191.·8-s − 116.·9-s − 51.1·10-s − 557.·11-s + 54.2·12-s + 107.·13-s − 57.8·14-s + 110.·15-s − 846.·16-s + 329.·17-s − 604.·18-s + 2.93e3·19-s + 47.2·20-s + 125.·21-s − 2.90e3·22-s − 385.·23-s + 2.16e3·24-s − 3.02e3·25-s + 561.·26-s + 4.04e3·27-s + 53.4·28-s + ⋯
L(s)  = 1  + 0.921·2-s − 0.722·3-s − 0.150·4-s − 0.175·5-s − 0.666·6-s − 0.0856·7-s − 1.06·8-s − 0.477·9-s − 0.161·10-s − 1.38·11-s + 0.108·12-s + 0.176·13-s − 0.0789·14-s + 0.126·15-s − 0.826·16-s + 0.276·17-s − 0.440·18-s + 1.86·19-s + 0.0263·20-s + 0.0619·21-s − 1.27·22-s − 0.151·23-s + 0.766·24-s − 0.969·25-s + 0.162·26-s + 1.06·27-s + 0.0128·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(6-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+5/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $-1$
Analytic conductor: \(6.89650\)
Root analytic conductor: \(2.62611\)
Motivic weight: \(5\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 43,\ (\ :5/2),\ -1)\)

Particular Values

\(L(3)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{7}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 + 1.84e3T \)
good2 \( 1 - 5.21T + 32T^{2} \)
3 \( 1 + 11.2T + 243T^{2} \)
5 \( 1 + 9.80T + 3.12e3T^{2} \)
7 \( 1 + 11.1T + 1.68e4T^{2} \)
11 \( 1 + 557.T + 1.61e5T^{2} \)
13 \( 1 - 107.T + 3.71e5T^{2} \)
17 \( 1 - 329.T + 1.41e6T^{2} \)
19 \( 1 - 2.93e3T + 2.47e6T^{2} \)
23 \( 1 + 385.T + 6.43e6T^{2} \)
29 \( 1 + 3.30e3T + 2.05e7T^{2} \)
31 \( 1 + 5.47e3T + 2.86e7T^{2} \)
37 \( 1 - 4.83e3T + 6.93e7T^{2} \)
41 \( 1 - 1.06e3T + 1.15e8T^{2} \)
47 \( 1 + 8.99e3T + 2.29e8T^{2} \)
53 \( 1 + 1.02e4T + 4.18e8T^{2} \)
59 \( 1 + 2.74e4T + 7.14e8T^{2} \)
61 \( 1 + 3.66e4T + 8.44e8T^{2} \)
67 \( 1 + 2.62e4T + 1.35e9T^{2} \)
71 \( 1 - 5.51e4T + 1.80e9T^{2} \)
73 \( 1 + 9.31e3T + 2.07e9T^{2} \)
79 \( 1 - 5.68e4T + 3.07e9T^{2} \)
83 \( 1 + 5.85e3T + 3.93e9T^{2} \)
89 \( 1 + 4.28e4T + 5.58e9T^{2} \)
97 \( 1 + 231.T + 8.58e9T^{2} \)
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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

−14.16994489482100625151263405823, −13.20729832047387833461415633161, −12.11366619875816739699463872328, −11.11158401511466941167917805765, −9.539109692263321289514837004048, −7.82015069556346911211468700734, −5.87204909189281793535246455928, −5.06101921749643034890107866414, −3.22372600752869639428883370053, 0, 3.22372600752869639428883370053, 5.06101921749643034890107866414, 5.87204909189281793535246455928, 7.82015069556346911211468700734, 9.539109692263321289514837004048, 11.11158401511466941167917805765, 12.11366619875816739699463872328, 13.20729832047387833461415633161, 14.16994489482100625151263405823

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