Properties

Label 2-47-1.1-c19-0-51
Degree $2$
Conductor $47$
Sign $-1$
Analytic cond. $107.543$
Root an. cond. $10.3703$
Motivic weight $19$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 776.·2-s − 1.91e4·3-s + 7.86e4·4-s + 1.24e6·5-s + 1.48e7·6-s + 1.82e8·7-s + 3.46e8·8-s − 7.95e8·9-s − 9.63e8·10-s + 9.45e9·11-s − 1.50e9·12-s − 4.62e9·13-s − 1.41e11·14-s − 2.37e10·15-s − 3.09e11·16-s − 8.48e11·17-s + 6.18e11·18-s + 1.73e12·19-s + 9.76e10·20-s − 3.48e12·21-s − 7.34e12·22-s − 1.05e13·23-s − 6.62e12·24-s − 1.75e13·25-s + 3.59e12·26-s + 3.74e13·27-s + 1.43e13·28-s + ⋯
L(s)  = 1  − 1.07·2-s − 0.561·3-s + 0.150·4-s + 0.284·5-s + 0.602·6-s + 1.70·7-s + 0.911·8-s − 0.684·9-s − 0.304·10-s + 1.20·11-s − 0.0842·12-s − 0.120·13-s − 1.83·14-s − 0.159·15-s − 1.12·16-s − 1.73·17-s + 0.734·18-s + 1.23·19-s + 0.0426·20-s − 0.958·21-s − 1.29·22-s − 1.22·23-s − 0.511·24-s − 0.919·25-s + 0.129·26-s + 0.945·27-s + 0.256·28-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(20-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 47 ^{s/2} \, \Gamma_{\C}(s+19/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(47\)
Sign: $-1$
Analytic conductor: \(107.543\)
Root analytic conductor: \(10.3703\)
Motivic weight: \(19\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 47,\ (\ :19/2),\ -1)\)

Particular Values

\(L(10)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{21}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad47 \( 1 - 1.11e15T \)
good2 \( 1 + 776.T + 5.24e5T^{2} \)
3 \( 1 + 1.91e4T + 1.16e9T^{2} \)
5 \( 1 - 1.24e6T + 1.90e13T^{2} \)
7 \( 1 - 1.82e8T + 1.13e16T^{2} \)
11 \( 1 - 9.45e9T + 6.11e19T^{2} \)
13 \( 1 + 4.62e9T + 1.46e21T^{2} \)
17 \( 1 + 8.48e11T + 2.39e23T^{2} \)
19 \( 1 - 1.73e12T + 1.97e24T^{2} \)
23 \( 1 + 1.05e13T + 7.46e25T^{2} \)
29 \( 1 - 1.09e14T + 6.10e27T^{2} \)
31 \( 1 + 5.48e13T + 2.16e28T^{2} \)
37 \( 1 + 2.54e14T + 6.24e29T^{2} \)
41 \( 1 - 1.16e14T + 4.39e30T^{2} \)
43 \( 1 + 6.25e15T + 1.08e31T^{2} \)
53 \( 1 + 3.57e16T + 5.77e32T^{2} \)
59 \( 1 - 1.21e17T + 4.42e33T^{2} \)
61 \( 1 - 1.12e17T + 8.34e33T^{2} \)
67 \( 1 + 8.78e16T + 4.95e34T^{2} \)
71 \( 1 - 4.06e17T + 1.49e35T^{2} \)
73 \( 1 + 2.71e17T + 2.53e35T^{2} \)
79 \( 1 + 9.26e17T + 1.13e36T^{2} \)
83 \( 1 + 2.19e18T + 2.90e36T^{2} \)
89 \( 1 + 2.49e18T + 1.09e37T^{2} \)
97 \( 1 - 1.04e19T + 5.60e37T^{2} \)
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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

−11.32431949196926858219151156679, −10.03111631574756070231689249943, −8.810453861063490792060889463686, −8.108694958891545043683809778334, −6.71209083216195515815052055607, −5.24890509842958111473437946229, −4.25778979521058992986386571655, −2.03230107991228122176620815940, −1.19739950301810654548212132473, 0, 1.19739950301810654548212132473, 2.03230107991228122176620815940, 4.25778979521058992986386571655, 5.24890509842958111473437946229, 6.71209083216195515815052055607, 8.108694958891545043683809778334, 8.810453861063490792060889463686, 10.03111631574756070231689249943, 11.32431949196926858219151156679

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