Properties

Label 2-47-47.46-c6-0-7
Degree $2$
Conductor $47$
Sign $1$
Analytic cond. $10.8125$
Root an. cond. $3.28824$
Motivic weight $6$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $0$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 7.20·2-s − 12.4·3-s − 12.1·4-s + 89.5·6-s − 621.·7-s + 548.·8-s − 574.·9-s + 150.·12-s + 4.47e3·14-s − 3.17e3·16-s + 9.18e3·17-s + 4.13e3·18-s + 7.72e3·21-s − 6.81e3·24-s + 1.56e4·25-s + 1.62e4·27-s + 7.52e3·28-s − 1.22e4·32-s − 6.61e4·34-s + 6.95e3·36-s − 7.79e4·37-s − 5.56e4·42-s − 1.03e5·47-s + 3.94e4·48-s + 2.68e5·49-s − 1.12e5·50-s − 1.14e5·51-s + ⋯
L(s)  = 1  − 0.900·2-s − 0.460·3-s − 0.189·4-s + 0.414·6-s − 1.81·7-s + 1.07·8-s − 0.788·9-s + 0.0871·12-s + 1.63·14-s − 0.774·16-s + 1.86·17-s + 0.709·18-s + 0.834·21-s − 0.492·24-s + 25-s + 0.823·27-s + 0.342·28-s − 0.373·32-s − 1.68·34-s + 0.149·36-s − 1.53·37-s − 0.751·42-s − 47-s + 0.356·48-s + 2.28·49-s − 0.900·50-s − 0.860·51-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & \, \Lambda(7-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s+3) \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(47\)
Sign: $1$
Analytic conductor: \(10.8125\)
Root analytic conductor: \(3.28824\)
Motivic weight: \(6\)
Rational: no
Arithmetic: yes
Character: $\chi_{47} (46, \cdot )$
Primitive: yes
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((2,\ 47,\ (\ :3),\ 1)\)

Particular Values

\(L(\frac{7}{2})\) \(\approx\) \(0.4655694466\)
\(L(\frac12)\) \(\approx\) \(0.4655694466\)
\(L(4)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad47 \( 1 + 1.03e5T \)
good2 \( 1 + 7.20T + 64T^{2} \)
3 \( 1 + 12.4T + 729T^{2} \)
5 \( 1 - 1.56e4T^{2} \)
7 \( 1 + 621.T + 1.17e5T^{2} \)
11 \( 1 - 1.77e6T^{2} \)
13 \( 1 - 4.82e6T^{2} \)
17 \( 1 - 9.18e3T + 2.41e7T^{2} \)
19 \( 1 - 4.70e7T^{2} \)
23 \( 1 - 1.48e8T^{2} \)
29 \( 1 - 5.94e8T^{2} \)
31 \( 1 - 8.87e8T^{2} \)
37 \( 1 + 7.79e4T + 2.56e9T^{2} \)
41 \( 1 - 4.75e9T^{2} \)
43 \( 1 - 6.32e9T^{2} \)
53 \( 1 - 5.19e4T + 2.21e10T^{2} \)
59 \( 1 - 2.66e5T + 4.21e10T^{2} \)
61 \( 1 - 4.49e5T + 5.15e10T^{2} \)
67 \( 1 - 9.04e10T^{2} \)
71 \( 1 + 6.84e5T + 1.28e11T^{2} \)
73 \( 1 - 1.51e11T^{2} \)
79 \( 1 - 7.59e4T + 2.43e11T^{2} \)
83 \( 1 - 4.44e5T + 3.26e11T^{2} \)
89 \( 1 - 7.19e5T + 4.96e11T^{2} \)
97 \( 1 + 1.68e6T + 8.32e11T^{2} \)
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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

−14.42526523071268920827974954765, −13.17170970127952026400794694313, −12.09667476702416647234550267549, −10.46875621729857729612032385012, −9.677575655817845374607271434710, −8.520845052144336765644002352199, −6.94215128416530235568659429805, −5.50484771191838342736347785236, −3.31334675300618411328142513539, −0.61764543597343123090841652923, 0.61764543597343123090841652923, 3.31334675300618411328142513539, 5.50484771191838342736347785236, 6.94215128416530235568659429805, 8.520845052144336765644002352199, 9.677575655817845374607271434710, 10.46875621729857729612032385012, 12.09667476702416647234550267549, 13.17170970127952026400794694313, 14.42526523071268920827974954765

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