Properties

Label 2-43-1.1-c9-0-21
Degree $2$
Conductor $43$
Sign $1$
Analytic cond. $22.1465$
Root an. cond. $4.70601$
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  + 40.7·2-s + 136.·3-s + 1.14e3·4-s − 1.67e3·5-s + 5.57e3·6-s + 6.27e3·7-s + 2.58e4·8-s − 934.·9-s − 6.81e4·10-s + 5.93e4·11-s + 1.57e5·12-s + 1.29e5·13-s + 2.55e5·14-s − 2.29e5·15-s + 4.66e5·16-s + 3.44e5·17-s − 3.80e4·18-s − 8.05e5·19-s − 1.91e6·20-s + 8.59e5·21-s + 2.41e6·22-s − 1.28e6·23-s + 3.54e6·24-s + 8.44e5·25-s + 5.26e6·26-s − 2.82e6·27-s + 7.19e6·28-s + ⋯
L(s)  = 1  + 1.80·2-s + 0.975·3-s + 2.24·4-s − 1.19·5-s + 1.75·6-s + 0.987·7-s + 2.23·8-s − 0.0475·9-s − 2.15·10-s + 1.22·11-s + 2.18·12-s + 1.25·13-s + 1.77·14-s − 1.16·15-s + 1.77·16-s + 1.00·17-s − 0.0855·18-s − 1.41·19-s − 2.68·20-s + 0.963·21-s + 2.20·22-s − 0.957·23-s + 2.17·24-s + 0.432·25-s + 2.25·26-s − 1.02·27-s + 2.21·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(10-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 43 ^{s/2} \, \Gamma_{\C}(s+9/2) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(43\)
Sign: $1$
Analytic conductor: \(22.1465\)
Root analytic conductor: \(4.70601\)
Motivic weight: \(9\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 43,\ (\ :9/2),\ 1)\)

Particular Values

\(L(5)\) \(\approx\) \(7.116873978\)
\(L(\frac12)\) \(\approx\) \(7.116873978\)
\(L(\frac{11}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad43 \( 1 - 3.41e6T \)
good2 \( 1 - 40.7T + 512T^{2} \)
3 \( 1 - 136.T + 1.96e4T^{2} \)
5 \( 1 + 1.67e3T + 1.95e6T^{2} \)
7 \( 1 - 6.27e3T + 4.03e7T^{2} \)
11 \( 1 - 5.93e4T + 2.35e9T^{2} \)
13 \( 1 - 1.29e5T + 1.06e10T^{2} \)
17 \( 1 - 3.44e5T + 1.18e11T^{2} \)
19 \( 1 + 8.05e5T + 3.22e11T^{2} \)
23 \( 1 + 1.28e6T + 1.80e12T^{2} \)
29 \( 1 + 6.23e6T + 1.45e13T^{2} \)
31 \( 1 + 4.81e6T + 2.64e13T^{2} \)
37 \( 1 - 6.69e6T + 1.29e14T^{2} \)
41 \( 1 + 4.77e6T + 3.27e14T^{2} \)
47 \( 1 - 3.61e7T + 1.11e15T^{2} \)
53 \( 1 + 8.20e6T + 3.29e15T^{2} \)
59 \( 1 - 1.25e8T + 8.66e15T^{2} \)
61 \( 1 + 2.69e7T + 1.16e16T^{2} \)
67 \( 1 - 1.58e8T + 2.72e16T^{2} \)
71 \( 1 - 1.61e8T + 4.58e16T^{2} \)
73 \( 1 + 3.96e8T + 5.88e16T^{2} \)
79 \( 1 + 1.81e8T + 1.19e17T^{2} \)
83 \( 1 + 7.14e8T + 1.86e17T^{2} \)
89 \( 1 - 4.22e8T + 3.50e17T^{2} \)
97 \( 1 - 5.61e8T + 7.60e17T^{2} \)
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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

−14.33770153075273306744678885571, −13.00707884580634582305173433017, −11.74720389556662786812203858131, −11.15572068862501784352186181626, −8.600968749659464982159061787083, −7.53540780951769973031193026167, −5.89423687819400493355795369894, −4.06949092422323627082442959183, −3.64208594448593197260798577085, −1.85289306595340552836891836546, 1.85289306595340552836891836546, 3.64208594448593197260798577085, 4.06949092422323627082442959183, 5.89423687819400493355795369894, 7.53540780951769973031193026167, 8.600968749659464982159061787083, 11.15572068862501784352186181626, 11.74720389556662786812203858131, 13.00707884580634582305173433017, 14.33770153075273306744678885571

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